Finding the Third Proportional to 49,123.97 and 72,748.13

Step by Step Solution

1. Step 1: Write the proportion equation
   49,123.97 : 72,748.13 = 72,748.13 : x
2. Step 2: Convert to fraction form
   49,123.97/72,748.13 = 72,748.13/x
3. Step 3: Cross multiply
   49,123.97x = 72,748.13 × 72,748.13
4. Step 4: Simplify right side
   49,123.97x = 5,292,289,691.02
5. Step 5: Solve for x
   x = 5,292,289,691.02/49,123.97
6. Step 6: Final answer
   x = 107,733.35