Finding the Fourth Proportional to 215,562.62, 297,483.82 and 124,918.76

Step by Step Solution

1. Step 1: Write the proportion equation
   215,562.62 : 297,483.82 = 124,918.76 : x
2. Step 2: Convert to fraction form
   215,562.62/297,483.82 = 124,918.76/x
3. Step 3: Cross multiply
   215,562.62x = 297,483.82 × 124,918.76
4. Step 4: Simplify right side
   215,562.62x = 37,161,309,914.46
5. Step 5: Solve for x
   x = 37,161,309,914.46/215,562.62
6. Step 6: Final answer
   x = 172,392.18