Finding the Fourth Proportional to 147,326.10, 221,003.39 and 58,559.68

Step by Step Solution

1. Step 1: Write the proportion equation
   147,326.10 : 221,003.39 = 58,559.68 : x
2. Step 2: Convert to fraction form
   147,326.10/221,003.39 = 58,559.68/x
3. Step 3: Cross multiply
   147,326.10x = 221,003.39 × 58,559.68
4. Step 4: Simplify right side
   147,326.10x = 12,941,887,797.32
5. Step 5: Solve for x
   x = 12,941,887,797.32/147,326.10
6. Step 6: Final answer
   x = 87,845.18