Finding the Fourth Proportional to 9,398.74, 14,085.86 and 5,238.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,398.74 : 14,085.86 = 5,238.58 : x
2. Step 2: Convert to fraction form
   9,398.74/14,085.86 = 5,238.58/x
3. Step 3: Cross multiply
   9,398.74x = 14,085.86 × 5,238.58
4. Step 4: Simplify right side
   9,398.74x = 73,789,904.48
5. Step 5: Solve for x
   x = 73,789,904.48/9,398.74
6. Step 6: Final answer
   x = 7,851.04