Finding the Third Proportional to 71,913,422 and 158,485,090

Step by Step Solution

1. Step 1: Write the proportion equation
   71,913,422 : 158,485,090 = 158,485,090 : x
2. Step 2: Convert to fraction form
   71,913,422/158,485,090 = 158,485,090/x
3. Step 3: Cross multiply
   71,913,422x = 158,485,090 × 158,485,090
4. Step 4: Simplify right side
   71,913,422x = 25,117,523,752,308,100
5. Step 5: Solve for x
   x = 25,117,523,752,308,100/71,913,422
6. Step 6: Final answer
   x = 349,274,489.43