Finding the Fourth Proportional to 11,068.13, 16,602.71 and 3,171.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,068.13 : 16,602.71 = 3,171.81 : x
2. Step 2: Convert to fraction form
   11,068.13/16,602.71 = 3,171.81/x
3. Step 3: Cross multiply
   11,068.13x = 16,602.71 × 3,171.81
4. Step 4: Simplify right side
   11,068.13x = 52,660,641.61
5. Step 5: Solve for x
   x = 52,660,641.61/11,068.13
6. Step 6: Final answer
   x = 4,757.86