Finding the Fourth Proportional to 59,261.40, 88,903.17 and 19,818.72

Step by Step Solution

1. Step 1: Write the proportion equation
   59,261.40 : 88,903.17 = 19,818.72 : x
2. Step 2: Convert to fraction form
   59,261.40/88,903.17 = 19,818.72/x
3. Step 3: Cross multiply
   59,261.40x = 88,903.17 × 19,818.72
4. Step 4: Simplify right side
   59,261.40x = 1,761,947,033.34
5. Step 5: Solve for x
   x = 1,761,947,033.34/59,261.40
6. Step 6: Final answer
   x = 29,731.78