Finding the Fourth Proportional to 147,041.58, 220,443.56 and 57,037.82

Step by Step Solution

1. Step 1: Write the proportion equation
   147,041.58 : 220,443.56 = 57,037.82 : x
2. Step 2: Convert to fraction form
   147,041.58/220,443.56 = 57,037.82/x
3. Step 3: Cross multiply
   147,041.58x = 220,443.56 × 57,037.82
4. Step 4: Simplify right side
   147,041.58x = 12,573,618,708.03
5. Step 5: Solve for x
   x = 12,573,618,708.03/147,041.58
6. Step 6: Final answer
   x = 85,510.64