Finding the Fourth Proportional to 101,354.74, 139,883.46 and 58,333.37

Step by Step Solution

1. Step 1: Write the proportion equation
   101,354.74 : 139,883.46 = 58,333.37 : x
2. Step 2: Convert to fraction form
   101,354.74/139,883.46 = 58,333.37/x
3. Step 3: Cross multiply
   101,354.74x = 139,883.46 × 58,333.37
4. Step 4: Simplify right side
   101,354.74x = 8,159,872,710.89
5. Step 5: Solve for x
   x = 8,159,872,710.89/101,354.74
6. Step 6: Final answer
   x = 80,508.05