Finding the Third Proportional to 61,380,109.20 and 132,976,598.83

Step by Step Solution

1. Step 1: Write the proportion equation
   61,380,109.20 : 132,976,598.83 = 132,976,598.83 : x
2. Step 2: Convert to fraction form
   61,380,109.20/132,976,598.83 = 132,976,598.83/x
3. Step 3: Cross multiply
   61,380,109.20x = 132,976,598.83 × 132,976,598.83
4. Step 4: Simplify right side
   61,380,109.20x = 17,682,775,835,639,450
5. Step 5: Solve for x
   x = 17,682,775,835,639,450/61,380,109.20
6. Step 6: Final answer
   x = 288,086,418.63