Finding the Third Proportional to 29,976.57 and 64,107.15

Step by Step Solution

1. Step 1: Write the proportion equation
   29,976.57 : 64,107.15 = 64,107.15 : x
2. Step 2: Convert to fraction form
   29,976.57/64,107.15 = 64,107.15/x
3. Step 3: Cross multiply
   29,976.57x = 64,107.15 × 64,107.15
4. Step 4: Simplify right side
   29,976.57x = 4,109,726,606.00
5. Step 5: Solve for x
   x = 4,109,726,606.00/29,976.57
6. Step 6: Final answer
   x = 137,097.98