Finding the Fourth Proportional to 103,321.59, 154,834.38 and 58,856.54

Step by Step Solution

1. Step 1: Write the proportion equation
   103,321.59 : 154,834.38 = 58,856.54 : x
2. Step 2: Convert to fraction form
   103,321.59/154,834.38 = 58,856.54/x
3. Step 3: Cross multiply
   103,321.59x = 154,834.38 × 58,856.54
4. Step 4: Simplify right side
   103,321.59x = 9,113,015,105.67
5. Step 5: Solve for x
   x = 9,113,015,105.67/103,321.59
6. Step 6: Final answer
   x = 88,200.49