Finding the Fourth Proportional to 215,475.59, 297,393.22 and 124,887.32

Step by Step Solution

1. Step 1: Write the proportion equation
   215,475.59 : 297,393.22 = 124,887.32 : x
2. Step 2: Convert to fraction form
   215,475.59/297,393.22 = 124,887.32/x
3. Step 3: Cross multiply
   215,475.59x = 297,393.22 × 124,887.32
4. Step 4: Simplify right side
   215,475.59x = 37,140,642,016.34
5. Step 5: Solve for x
   x = 37,140,642,016.34/215,475.59
6. Step 6: Final answer
   x = 172,365.89