Finding the Fourth Proportional to 104,083.38, 143,649.72 and 58,779.54

Step by Step Solution

1. Step 1: Write the proportion equation
   104,083.38 : 143,649.72 = 58,779.54 : x
2. Step 2: Convert to fraction form
   104,083.38/143,649.72 = 58,779.54/x
3. Step 3: Cross multiply
   104,083.38x = 143,649.72 × 58,779.54
4. Step 4: Simplify right side
   104,083.38x = 8,443,664,462.73
5. Step 5: Solve for x
   x = 8,443,664,462.73/104,083.38
6. Step 6: Final answer
   x = 81,124.04