Finding the Fourth Proportional to 107,788.57, 148,748.37 and 58,729.96

Step by Step Solution

1. Step 1: Write the proportion equation
   107,788.57 : 148,748.37 = 58,729.96 : x
2. Step 2: Convert to fraction form
   107,788.57/148,748.37 = 58,729.96/x
3. Step 3: Cross multiply
   107,788.57x = 148,748.37 × 58,729.96
4. Step 4: Simplify right side
   107,788.57x = 8,735,985,785.86
5. Step 5: Solve for x
   x = 8,735,985,785.86/107,788.57
6. Step 6: Final answer
   x = 81,047.42