Finding the Fourth Proportional to 98,146.56, 147,029.76 and 58,734.72

Step by Step Solution

1. Step 1: Write the proportion equation
   98,146.56 : 147,029.76 = 58,734.72 : x
2. Step 2: Convert to fraction form
   98,146.56/147,029.76 = 58,734.72/x
3. Step 3: Cross multiply
   98,146.56x = 147,029.76 × 58,734.72
4. Step 4: Simplify right side
   98,146.56x = 8,635,751,785.27
5. Step 5: Solve for x
   x = 8,635,751,785.27/98,146.56
6. Step 6: Final answer
   x = 87,988.33