Finding the Third Proportional to 252,388.50 and 539,796

Step by Step Solution

1. Step 1: Write the proportion equation
   252,388.50 : 539,796 = 539,796 : x
2. Step 2: Convert to fraction form
   252,388.50/539,796 = 539,796/x
3. Step 3: Cross multiply
   252,388.50x = 539,796 × 539,796
4. Step 4: Simplify right side
   252,388.50x = 291,379,721,616
5. Step 5: Solve for x
   x = 291,379,721,616/252,388.50
6. Step 6: Final answer
   x = 1,154,488.90