Finding the Third Proportional to 498,369 and 747,403.50

Step by Step Solution

1. Step 1: Write the proportion equation
   498,369 : 747,403.50 = 747,403.50 : x
2. Step 2: Convert to fraction form
   498,369/747,403.50 = 747,403.50/x
3. Step 3: Cross multiply
   498,369x = 747,403.50 × 747,403.50
4. Step 4: Simplify right side
   498,369x = 558,611,991,812.25
5. Step 5: Solve for x
   x = 558,611,991,812.25/498,369
6. Step 6: Final answer
   x = 1,120,880.30