Finding the Fourth Proportional to 9,298.66, 13,948.87 and 3,058.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,298.66 : 13,948.87 = 3,058.72 : x
2. Step 2: Convert to fraction form
   9,298.66/13,948.87 = 3,058.72/x
3. Step 3: Cross multiply
   9,298.66x = 13,948.87 × 3,058.72
4. Step 4: Simplify right side
   9,298.66x = 42,665,708.91
5. Step 5: Solve for x
   x = 42,665,708.91/9,298.66
6. Step 6: Final answer
   x = 4,588.37