Finding the Fourth Proportional to 88,141.89, 121,635.42 and 47,855.33

Step by Step Solution

1. Step 1: Write the proportion equation
   88,141.89 : 121,635.42 = 47,855.33 : x
2. Step 2: Convert to fraction form
   88,141.89/121,635.42 = 47,855.33/x
3. Step 3: Cross multiply
   88,141.89x = 121,635.42 × 47,855.33
4. Step 4: Simplify right side
   88,141.89x = 5,820,902,555.61
5. Step 5: Solve for x
   x = 5,820,902,555.61/88,141.89
6. Step 6: Final answer
   x = 66,040.14