Finding the Fourth Proportional to 9,875.37, 14,809.28 and 5,371.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,875.37 : 14,809.28 = 5,371.50 : x
2. Step 2: Convert to fraction form
   9,875.37/14,809.28 = 5,371.50/x
3. Step 3: Cross multiply
   9,875.37x = 14,809.28 × 5,371.50
4. Step 4: Simplify right side
   9,875.37x = 79,548,020.66
5. Step 5: Solve for x
   x = 79,548,020.66/9,875.37
6. Step 6: Final answer
   x = 8,055.19