Finding the Fourth Proportional to 14,298.48, 19,731.60 and 8,010.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,298.48 : 19,731.60 = 8,010.72 : x
2. Step 2: Convert to fraction form
   14,298.48/19,731.60 = 8,010.72/x
3. Step 3: Cross multiply
   14,298.48x = 19,731.60 × 8,010.72
4. Step 4: Simplify right side
   14,298.48x = 158,064,322.75
5. Step 5: Solve for x
   x = 158,064,322.75/14,298.48
6. Step 6: Final answer
   x = 11,054.62