Finding the Third Proportional to 719,432 and 1,055,820

Step by Step Solution

1. Step 1: Write the proportion equation
   719,432 : 1,055,820 = 1,055,820 : x
2. Step 2: Convert to fraction form
   719,432/1,055,820 = 1,055,820/x
3. Step 3: Cross multiply
   719,432x = 1,055,820 × 1,055,820
4. Step 4: Simplify right side
   719,432x = 1,114,755,872,400
5. Step 5: Solve for x
   x = 1,114,755,872,400/719,432
6. Step 6: Final answer
   x = 1,549,494.42