Finding the Fourth Proportional to 9,310.30, 12,848.04 and 5,118.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,310.30 : 12,848.04 = 5,118.46 : x
2. Step 2: Convert to fraction form
   9,310.30/12,848.04 = 5,118.46/x
3. Step 3: Cross multiply
   9,310.30x = 12,848.04 × 5,118.46
4. Step 4: Simplify right side
   9,310.30x = 65,762,178.82
5. Step 5: Solve for x
   x = 65,762,178.82/9,310.30
6. Step 6: Final answer
   x = 7,063.38