Finding the Third Proportional to 75,428.72 and 148,932.42

Step by Step Solution

1. Step 1: Write the proportion equation
   75,428.72 : 148,932.42 = 148,932.42 : x
2. Step 2: Convert to fraction form
   75,428.72/148,932.42 = 148,932.42/x
3. Step 3: Cross multiply
   75,428.72x = 148,932.42 × 148,932.42
4. Step 4: Simplify right side
   75,428.72x = 22,180,866,285.55
5. Step 5: Solve for x
   x = 22,180,866,285.55/75,428.72
6. Step 6: Final answer
   x = 294,063.94