Finding the Third Proportional to 13,312,532,261,036 and 28,628,554,849,688

Step by Step Solution

1. Step 1: Write the proportion equation
   13,312,532,261,036 : 28,628,554,849,688 = 28,628,554,849,688 : x
2. Step 2: Convert to fraction form
   13,312,532,261,036/28,628,554,849,688 = 28,628,554,849,688/x
3. Step 3: Cross multiply
   13,312,532,261,036x = 28,628,554,849,688 × 28,628,554,849,688
4. Step 4: Simplify right side
   13,312,532,261,036x = 819,594,152,781,594,282,961,141,760
5. Step 5: Solve for x
   x = 819,594,152,781,594,282,961,141,760/13,312,532,261,036
6. Step 6: Final answer
   x = 61,565,608,759,532.30