Finding the Fourth Proportional to 101,003.36, 139,385.16 and 58,586.96

Step by Step Solution

1. Step 1: Write the proportion equation
   101,003.36 : 139,385.16 = 58,586.96 : x
2. Step 2: Convert to fraction form
   101,003.36/139,385.16 = 58,586.96/x
3. Step 3: Cross multiply
   101,003.36x = 139,385.16 × 58,586.96
4. Step 4: Simplify right side
   101,003.36x = 8,166,152,793.51
5. Step 5: Solve for x
   x = 8,166,152,793.51/101,003.36
6. Step 6: Final answer
   x = 80,850.31