Finding the Third Proportional to 224,572.50 and 490,788

Step by Step Solution

1. Step 1: Write the proportion equation
   224,572.50 : 490,788 = 490,788 : x
2. Step 2: Convert to fraction form
   224,572.50/490,788 = 490,788/x
3. Step 3: Cross multiply
   224,572.50x = 490,788 × 490,788
4. Step 4: Simplify right side
   224,572.50x = 240,872,860,944
5. Step 5: Solve for x
   x = 240,872,860,944/224,572.50
6. Step 6: Final answer
   x = 1,072,583.96