Finding the Third Proportional to 33,276.75 and 72,385.13

Step by Step Solution

1. Step 1: Write the proportion equation
   33,276.75 : 72,385.13 = 72,385.13 : x
2. Step 2: Convert to fraction form
   33,276.75/72,385.13 = 72,385.13/x
3. Step 3: Cross multiply
   33,276.75x = 72,385.13 × 72,385.13
4. Step 4: Simplify right side
   33,276.75x = 5,239,606,321.27
5. Step 5: Solve for x
   x = 5,239,606,321.27/33,276.75
6. Step 6: Final answer
   x = 157,455.47