Finding the Fourth Proportional to 9,385.43, 12,946.88 and 5,802.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,385.43 : 12,946.88 = 5,802.39 : x
2. Step 2: Convert to fraction form
   9,385.43/12,946.88 = 5,802.39/x
3. Step 3: Cross multiply
   9,385.43x = 12,946.88 × 5,802.39
4. Step 4: Simplify right side
   9,385.43x = 75,122,818.03
5. Step 5: Solve for x
   x = 75,122,818.03/9,385.43
6. Step 6: Final answer
   x = 8,004.20