Finding the Third Proportional to 74,478,969 and 116,245,597.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,478,969 : 116,245,597.50 = 116,245,597.50 : x
2. Step 2: Convert to fraction form
   74,478,969/116,245,597.50 = 116,245,597.50/x
3. Step 3: Cross multiply
   74,478,969x = 116,245,597.50 × 116,245,597.50
4. Step 4: Simplify right side
   74,478,969x = 13,513,038,938,132,006
5. Step 5: Solve for x
   x = 13,513,038,938,132,006/74,478,969
6. Step 6: Final answer
   x = 181,434,291.04