Finding the Third Proportional to 416,155,900.50 and 905,572,235.25

Step by Step Solution

1. Step 1: Write the proportion equation
   416,155,900.50 : 905,572,235.25 = 905,572,235.25 : x
2. Step 2: Convert to fraction form
   416,155,900.50/905,572,235.25 = 905,572,235.25/x
3. Step 3: Cross multiply
   416,155,900.50x = 905,572,235.25 × 905,572,235.25
4. Step 4: Simplify right side
   416,155,900.50x = 820,061,073,255,681,280
5. Step 5: Solve for x
   x = 820,061,073,255,681,280/416,155,900.50
6. Step 6: Final answer
   x = 1,970,562,167.38