Finding the Third Proportional to 72,939,870 and 115,498,437

Step by Step Solution

1. Step 1: Write the proportion equation
   72,939,870 : 115,498,437 = 115,498,437 : x
2. Step 2: Convert to fraction form
   72,939,870/115,498,437 = 115,498,437/x
3. Step 3: Cross multiply
   72,939,870x = 115,498,437 × 115,498,437
4. Step 4: Simplify right side
   72,939,870x = 13,339,888,949,442,968
5. Step 5: Solve for x
   x = 13,339,888,949,442,968/72,939,870
6. Step 6: Final answer
   x = 182,888,850.08