Finding the Third Proportional to 53,125.88 and 80,200.69

Step by Step Solution

1. Step 1: Write the proportion equation
   53,125.88 : 80,200.69 = 80,200.69 : x
2. Step 2: Convert to fraction form
   53,125.88/80,200.69 = 80,200.69/x
3. Step 3: Cross multiply
   53,125.88x = 80,200.69 × 80,200.69
4. Step 4: Simplify right side
   53,125.88x = 6,432,150,275.47
5. Step 5: Solve for x
   x = 6,432,150,275.47/53,125.88
6. Step 6: Final answer
   x = 121,073.78