Finding the Third Proportional to 153,594.50 and 336,713.50

Step by Step Solution

1. Step 1: Write the proportion equation
   153,594.50 : 336,713.50 = 336,713.50 : x
2. Step 2: Convert to fraction form
   153,594.50/336,713.50 = 336,713.50/x
3. Step 3: Cross multiply
   153,594.50x = 336,713.50 × 336,713.50
4. Step 4: Simplify right side
   153,594.50x = 113,375,981,082.25
5. Step 5: Solve for x
   x = 113,375,981,082.25/153,594.50
6. Step 6: Final answer
   x = 738,151.31