Finding the Fourth Proportional to 124,019.64, 171,148.59 and 73,032.48

Step by Step Solution

1. Step 1: Write the proportion equation
   124,019.64 : 171,148.59 = 73,032.48 : x
2. Step 2: Convert to fraction form
   124,019.64/171,148.59 = 73,032.48/x
3. Step 3: Cross multiply
   124,019.64x = 171,148.59 × 73,032.48
4. Step 4: Simplify right side
   124,019.64x = 12,499,405,976.20
5. Step 5: Solve for x
   x = 12,499,405,976.20/124,019.64
6. Step 6: Final answer
   x = 100,785.70