Finding the Fourth Proportional to 98,424.69, 147,600.59 and 31,847.55

Step by Step Solution

1. Step 1: Write the proportion equation
   98,424.69 : 147,600.59 = 31,847.55 : x
2. Step 2: Convert to fraction form
   98,424.69/147,600.59 = 31,847.55/x
3. Step 3: Cross multiply
   98,424.69x = 147,600.59 × 31,847.55
4. Step 4: Simplify right side
   98,424.69x = 4,700,717,010.82
5. Step 5: Solve for x
   x = 4,700,717,010.82/98,424.69
6. Step 6: Final answer
   x = 47,759.53