Finding the Fourth Proportional to 8,781.30, 12,118.47 and 4,802.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,781.30 : 12,118.47 = 4,802.52 : x
2. Step 2: Convert to fraction form
   8,781.30/12,118.47 = 4,802.52/x
3. Step 3: Cross multiply
   8,781.30x = 12,118.47 × 4,802.52
4. Step 4: Simplify right side
   8,781.30x = 58,199,194.54
5. Step 5: Solve for x
   x = 58,199,194.54/8,781.30
6. Step 6: Final answer
   x = 6,627.63