Finding the Third Proportional to 249,430.50 and 565,443

Step by Step Solution

1. Step 1: Write the proportion equation
   249,430.50 : 565,443 = 565,443 : x
2. Step 2: Convert to fraction form
   249,430.50/565,443 = 565,443/x
3. Step 3: Cross multiply
   249,430.50x = 565,443 × 565,443
4. Step 4: Simplify right side
   249,430.50x = 319,725,786,249
5. Step 5: Solve for x
   x = 319,725,786,249/249,430.50
6. Step 6: Final answer
   x = 1,281,823.14