Finding the Third Proportional to 1,955,688 and 4,331,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,955,688 : 4,331,280 = 4,331,280 : x
2. Step 2: Convert to fraction form
   1,955,688/4,331,280 = 4,331,280/x
3. Step 3: Cross multiply
   1,955,688x = 4,331,280 × 4,331,280
4. Step 4: Simplify right side
   1,955,688x = 18,759,986,438,400
5. Step 5: Solve for x
   x = 18,759,986,438,400/1,955,688
6. Step 6: Final answer
   x = 9,592,525.21