Finding the Fourth Proportional to 14,182.86, 21,245.61 and 7,153.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,182.86 : 21,245.61 = 7,153.10 : x
2. Step 2: Convert to fraction form
   14,182.86/21,245.61 = 7,153.10/x
3. Step 3: Cross multiply
   14,182.86x = 21,245.61 × 7,153.10
4. Step 4: Simplify right side
   14,182.86x = 151,971,866.66
5. Step 5: Solve for x
   x = 151,971,866.66/14,182.86
6. Step 6: Final answer
   x = 10,715.18