Finding the Fourth Proportional to 88,238.68, 121,707.81 and 58,014.34

Step by Step Solution

1. Step 1: Write the proportion equation
   88,238.68 : 121,707.81 = 58,014.34 : x
2. Step 2: Convert to fraction form
   88,238.68/121,707.81 = 58,014.34/x
3. Step 3: Cross multiply
   88,238.68x = 121,707.81 × 58,014.34
4. Step 4: Simplify right side
   88,238.68x = 7,060,797,965.73
5. Step 5: Solve for x
   x = 7,060,797,965.73/88,238.68
6. Step 6: Final answer
   x = 80,019.31