Finding the Fourth Proportional to 78,673.27, 108,570.36 and 42,863.27

Step by Step Solution

1. Step 1: Write the proportion equation
   78,673.27 : 108,570.36 = 42,863.27 : x
2. Step 2: Convert to fraction form
   78,673.27/108,570.36 = 42,863.27/x
3. Step 3: Cross multiply
   78,673.27x = 108,570.36 × 42,863.27
4. Step 4: Simplify right side
   78,673.27x = 4,653,680,547.52
5. Step 5: Solve for x
   x = 4,653,680,547.52/78,673.27
6. Step 6: Final answer
   x = 59,151.99