Finding the Third Proportional to 488,979 and 748,000.50

Step by Step Solution

1. Step 1: Write the proportion equation
   488,979 : 748,000.50 = 748,000.50 : x
2. Step 2: Convert to fraction form
   488,979/748,000.50 = 748,000.50/x
3. Step 3: Cross multiply
   488,979x = 748,000.50 × 748,000.50
4. Step 4: Simplify right side
   488,979x = 559,504,748,000.25
5. Step 5: Solve for x
   x = 559,504,748,000.25/488,979
6. Step 6: Final answer
   x = 1,144,230.63