Finding the Fourth Proportional to 78,327.30, 108,092.22 and 42,517.32

Step by Step Solution

1. Step 1: Write the proportion equation
   78,327.30 : 108,092.22 = 42,517.32 : x
2. Step 2: Convert to fraction form
   78,327.30/108,092.22 = 42,517.32/x
3. Step 3: Cross multiply
   78,327.30x = 108,092.22 × 42,517.32
4. Step 4: Simplify right side
   78,327.30x = 4,595,791,507.25
5. Step 5: Solve for x
   x = 4,595,791,507.25/78,327.30
6. Step 6: Final answer
   x = 58,674.20