Finding the Fourth Proportional to 19,666.83, 27,116.72 and 16,068.53

Step by Step Solution

1. Step 1: Write the proportion equation
   19,666.83 : 27,116.72 = 16,068.53 : x
2. Step 2: Convert to fraction form
   19,666.83/27,116.72 = 16,068.53/x
3. Step 3: Cross multiply
   19,666.83x = 27,116.72 × 16,068.53
4. Step 4: Simplify right side
   19,666.83x = 435,725,733.41
5. Step 5: Solve for x
   x = 435,725,733.41/19,666.83
6. Step 6: Final answer
   x = 22,155.36