Finding the Fourth Proportional to 103,654.99, 143,042.61 and 58,333.06

Step by Step Solution

1. Step 1: Write the proportion equation
   103,654.99 : 143,042.61 = 58,333.06 : x
2. Step 2: Convert to fraction form
   103,654.99/143,042.61 = 58,333.06/x
3. Step 3: Cross multiply
   103,654.99x = 143,042.61 × 58,333.06
4. Step 4: Simplify right side
   103,654.99x = 8,344,113,151.69
5. Step 5: Solve for x
   x = 8,344,113,151.69/103,654.99
6. Step 6: Final answer
   x = 80,498.90