Finding the Third Proportional to 293,761.50 and 396,354

Step by Step Solution

1. Step 1: Write the proportion equation
   293,761.50 : 396,354 = 396,354 : x
2. Step 2: Convert to fraction form
   293,761.50/396,354 = 396,354/x
3. Step 3: Cross multiply
   293,761.50x = 396,354 × 396,354
4. Step 4: Simplify right side
   293,761.50x = 157,096,493,316
5. Step 5: Solve for x
   x = 157,096,493,316/293,761.50
6. Step 6: Final answer
   x = 534,775.64