Finding the Fourth Proportional to 98,494.16, 147,728.79 and 27,422.15

Step by Step Solution

1. Step 1: Write the proportion equation
   98,494.16 : 147,728.79 = 27,422.15 : x
2. Step 2: Convert to fraction form
   98,494.16/147,728.79 = 27,422.15/x
3. Step 3: Cross multiply
   98,494.16x = 147,728.79 × 27,422.15
4. Step 4: Simplify right side
   98,494.16x = 4,051,040,300.05
5. Step 5: Solve for x
   x = 4,051,040,300.05/98,494.16
6. Step 6: Final answer
   x = 41,129.75