Finding the Fourth Proportional to 94,213.82, 129,982.89 and 58,390.76

Step by Step Solution

1. Step 1: Write the proportion equation
   94,213.82 : 129,982.89 = 58,390.76 : x
2. Step 2: Convert to fraction form
   94,213.82/129,982.89 = 58,390.76/x
3. Step 3: Cross multiply
   94,213.82x = 129,982.89 × 58,390.76
4. Step 4: Simplify right side
   94,213.82x = 7,589,799,734.10
5. Step 5: Solve for x
   x = 7,589,799,734.10/94,213.82
6. Step 6: Final answer
   x = 80,559.30