Finding the Third Proportional to 105,655.50 and 249,157.69

Step by Step Solution

1. Step 1: Write the proportion equation
   105,655.50 : 249,157.69 = 249,157.69 : x
2. Step 2: Convert to fraction form
   105,655.50/249,157.69 = 249,157.69/x
3. Step 3: Cross multiply
   105,655.50x = 249,157.69 × 249,157.69
4. Step 4: Simplify right side
   105,655.50x = 62,079,553,240.35
5. Step 5: Solve for x
   x = 62,079,553,240.35/105,655.50
6. Step 6: Final answer
   x = 587,565.75