Finding the Fourth Proportional to 55,176.30, 76,151.88 and 31,298.04

Step by Step Solution

1. Step 1: Write the proportion equation
   55,176.30 : 76,151.88 = 31,298.04 : x
2. Step 2: Convert to fraction form
   55,176.30/76,151.88 = 31,298.04/x
3. Step 3: Cross multiply
   55,176.30x = 76,151.88 × 31,298.04
4. Step 4: Simplify right side
   55,176.30x = 2,383,404,586.32
5. Step 5: Solve for x
   x = 2,383,404,586.32/55,176.30
6. Step 6: Final answer
   x = 43,196.17