Finding the Fourth Proportional to 98,546.52, 147,817.71 and 31,986.55

Step by Step Solution

1. Step 1: Write the proportion equation
   98,546.52 : 147,817.71 = 31,986.55 : x
2. Step 2: Convert to fraction form
   98,546.52/147,817.71 = 31,986.55/x
3. Step 3: Cross multiply
   98,546.52x = 147,817.71 × 31,986.55
4. Step 4: Simplify right side
   98,546.52x = 4,728,177,925.10
5. Step 5: Solve for x
   x = 4,728,177,925.10/98,546.52
6. Step 6: Final answer
   x = 47,979.14