Finding the Fourth Proportional to 78,692.56, 108,594.30 and 42,882.88

Step by Step Solution

1. Step 1: Write the proportion equation
   78,692.56 : 108,594.30 = 42,882.88 : x
2. Step 2: Convert to fraction form
   78,692.56/108,594.30 = 42,882.88/x
3. Step 3: Cross multiply
   78,692.56x = 108,594.30 × 42,882.88
4. Step 4: Simplify right side
   78,692.56x = 4,656,836,335.58
5. Step 5: Solve for x
   x = 4,656,836,335.58/78,692.56
6. Step 6: Final answer
   x = 59,177.59