Finding the Third Proportional to 131,769.56 and 288,932.63

Step by Step Solution

1. Step 1: Write the proportion equation
   131,769.56 : 288,932.63 = 288,932.63 : x
2. Step 2: Convert to fraction form
   131,769.56/288,932.63 = 288,932.63/x
3. Step 3: Cross multiply
   131,769.56x = 288,932.63 × 288,932.63
4. Step 4: Simplify right side
   131,769.56x = 83,482,061,789.39
5. Step 5: Solve for x
   x = 83,482,061,789.39/131,769.56
6. Step 6: Final answer
   x = 633,545.87