Finding the Third Proportional to 49,423.50 and 108,686.25

Step by Step Solution

1. Step 1: Write the proportion equation
   49,423.50 : 108,686.25 = 108,686.25 : x
2. Step 2: Convert to fraction form
   49,423.50/108,686.25 = 108,686.25/x
3. Step 3: Cross multiply
   49,423.50x = 108,686.25 × 108,686.25
4. Step 4: Simplify right side
   49,423.50x = 11,812,700,939.06
5. Step 5: Solve for x
   x = 11,812,700,939.06/49,423.50
6. Step 6: Final answer
   x = 239,009.80