Finding the Third Proportional to 1,158,432 and 1,696,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,158,432 : 1,696,240 = 1,696,240 : x
2. Step 2: Convert to fraction form
   1,158,432/1,696,240 = 1,696,240/x
3. Step 3: Cross multiply
   1,158,432x = 1,696,240 × 1,696,240
4. Step 4: Simplify right side
   1,158,432x = 2,877,230,137,600
5. Step 5: Solve for x
   x = 2,877,230,137,600/1,158,432
6. Step 6: Final answer
   x = 2,483,728.12