Finding the Third Proportional to 131,650 and 289,041.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,650 : 289,041.50 = 289,041.50 : x
2. Step 2: Convert to fraction form
   131,650/289,041.50 = 289,041.50/x
3. Step 3: Cross multiply
   131,650x = 289,041.50 × 289,041.50
4. Step 4: Simplify right side
   131,650x = 83,544,988,722.25
5. Step 5: Solve for x
   x = 83,544,988,722.25/131,650
6. Step 6: Final answer
   x = 634,599.23