Finding the Third Proportional to 432,435.50 and 659,315

Step by Step Solution

1. Step 1: Write the proportion equation
   432,435.50 : 659,315 = 659,315 : x
2. Step 2: Convert to fraction form
   432,435.50/659,315 = 659,315/x
3. Step 3: Cross multiply
   432,435.50x = 659,315 × 659,315
4. Step 4: Simplify right side
   432,435.50x = 434,696,269,225
5. Step 5: Solve for x
   x = 434,696,269,225/432,435.50
6. Step 6: Final answer
   x = 1,005,227.99