Finding the Fourth Proportional to 124,510.32, 186,820.38 and 65,331.72

Step by Step Solution

1. Step 1: Write the proportion equation
   124,510.32 : 186,820.38 = 65,331.72 : x
2. Step 2: Convert to fraction form
   124,510.32/186,820.38 = 65,331.72/x
3. Step 3: Cross multiply
   124,510.32x = 186,820.38 × 65,331.72
4. Step 4: Simplify right side
   124,510.32x = 12,205,296,756.45
5. Step 5: Solve for x
   x = 12,205,296,756.45/124,510.32
6. Step 6: Final answer
   x = 98,026.39