Finding the Third Proportional to 258,793.50 and 565,566

Step by Step Solution

1. Step 1: Write the proportion equation
   258,793.50 : 565,566 = 565,566 : x
2. Step 2: Convert to fraction form
   258,793.50/565,566 = 565,566/x
3. Step 3: Cross multiply
   258,793.50x = 565,566 × 565,566
4. Step 4: Simplify right side
   258,793.50x = 319,864,900,356
5. Step 5: Solve for x
   x = 319,864,900,356/258,793.50
6. Step 6: Final answer
   x = 1,235,985.06