Finding the Fourth Proportional to 10,853.51, 14,978.60 and 6,073.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,853.51 : 14,978.60 = 6,073.91 : x
2. Step 2: Convert to fraction form
   10,853.51/14,978.60 = 6,073.91/x
3. Step 3: Cross multiply
   10,853.51x = 14,978.60 × 6,073.91
4. Step 4: Simplify right side
   10,853.51x = 90,978,563.06
5. Step 5: Solve for x
   x = 90,978,563.06/10,853.51
6. Step 6: Final answer
   x = 8,382.41