Finding the Third Proportional to 71,139,870 and 153,065,052

Step by Step Solution

1. Step 1: Write the proportion equation
   71,139,870 : 153,065,052 = 153,065,052 : x
2. Step 2: Convert to fraction form
   71,139,870/153,065,052 = 153,065,052/x
3. Step 3: Cross multiply
   71,139,870x = 153,065,052 × 153,065,052
4. Step 4: Simplify right side
   71,139,870x = 23,428,910,143,762,704
5. Step 5: Solve for x
   x = 23,428,910,143,762,704/71,139,870
6. Step 6: Final answer
   x = 329,335,858.27