Finding the Third Proportional to 432,439 and 946,331.50

Step by Step Solution

1. Step 1: Write the proportion equation
   432,439 : 946,331.50 = 946,331.50 : x
2. Step 2: Convert to fraction form
   432,439/946,331.50 = 946,331.50/x
3. Step 3: Cross multiply
   432,439x = 946,331.50 × 946,331.50
4. Step 4: Simplify right side
   432,439x = 895,543,307,892.25
5. Step 5: Solve for x
   x = 895,543,307,892.25/432,439
6. Step 6: Final answer
   x = 2,070,912.45