Finding the Third Proportional to 156,505.50 and 335,154

Step by Step Solution

1. Step 1: Write the proportion equation
   156,505.50 : 335,154 = 335,154 : x
2. Step 2: Convert to fraction form
   156,505.50/335,154 = 335,154/x
3. Step 3: Cross multiply
   156,505.50x = 335,154 × 335,154
4. Step 4: Simplify right side
   156,505.50x = 112,328,203,716
5. Step 5: Solve for x
   x = 112,328,203,716/156,505.50
6. Step 6: Final answer
   x = 717,726.88