Finding the Fourth Proportional to 98,510.69, 147,789.39 and 31,950.83

Step by Step Solution

1. Step 1: Write the proportion equation
   98,510.69 : 147,789.39 = 31,950.83 : x
2. Step 2: Convert to fraction form
   98,510.69/147,789.39 = 31,950.83/x
3. Step 3: Cross multiply
   98,510.69x = 147,789.39 × 31,950.83
4. Step 4: Simplify right side
   98,510.69x = 4,721,993,675.69
5. Step 5: Solve for x
   x = 4,721,993,675.69/98,510.69
6. Step 6: Final answer
   x = 47,933.82