Finding the Third Proportional to 13,261.50 and 30,240.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,261.50 : 30,240.75 = 30,240.75 : x
2. Step 2: Convert to fraction form
   13,261.50/30,240.75 = 30,240.75/x
3. Step 3: Cross multiply
   13,261.50x = 30,240.75 × 30,240.75
4. Step 4: Simplify right side
   13,261.50x = 914,502,960.56
5. Step 5: Solve for x
   x = 914,502,960.56/13,261.50
6. Step 6: Final answer
   x = 68,959.24