Finding the Fourth Proportional to 59,118.96, 88,448.40 and 54,154.74

Step by Step Solution

1. Step 1: Write the proportion equation
   59,118.96 : 88,448.40 = 54,154.74 : x
2. Step 2: Convert to fraction form
   59,118.96/88,448.40 = 54,154.74/x
3. Step 3: Cross multiply
   59,118.96x = 88,448.40 × 54,154.74
4. Step 4: Simplify right side
   59,118.96x = 4,789,900,105.42
5. Step 5: Solve for x
   x = 4,789,900,105.42/59,118.96
6. Step 6: Final answer
   x = 81,021.39