Finding the Third Proportional to 112,282.50 and 240,123

Step by Step Solution

1. Step 1: Write the proportion equation
   112,282.50 : 240,123 = 240,123 : x
2. Step 2: Convert to fraction form
   112,282.50/240,123 = 240,123/x
3. Step 3: Cross multiply
   112,282.50x = 240,123 × 240,123
4. Step 4: Simplify right side
   112,282.50x = 57,659,055,129
5. Step 5: Solve for x
   x = 57,659,055,129/112,282.50
6. Step 6: Final answer
   x = 513,517.74