Finding the Fourth Proportional to 78,427.32, 108,227.52 and 42,616.14

Step by Step Solution

1. Step 1: Write the proportion equation
   78,427.32 : 108,227.52 = 42,616.14 : x
2. Step 2: Convert to fraction form
   78,427.32/108,227.52 = 42,616.14/x
3. Step 3: Cross multiply
   78,427.32x = 108,227.52 × 42,616.14
4. Step 4: Simplify right side
   78,427.32x = 4,612,239,144.17
5. Step 5: Solve for x
   x = 4,612,239,144.17/78,427.32
6. Step 6: Final answer
   x = 58,809.09