Finding the Third Proportional to 131,935.50 and 288,064.69

Step by Step Solution

1. Step 1: Write the proportion equation
   131,935.50 : 288,064.69 = 288,064.69 : x
2. Step 2: Convert to fraction form
   131,935.50/288,064.69 = 288,064.69/x
3. Step 3: Cross multiply
   131,935.50x = 288,064.69 × 288,064.69
4. Step 4: Simplify right side
   131,935.50x = 82,981,264,184.47
5. Step 5: Solve for x
   x = 82,981,264,184.47/131,935.50
6. Step 6: Final answer
   x = 628,953.27