Finding the Fourth Proportional to 16,428.71, 22,663.71 and 10,761

Step by Step Solution

1. Step 1: Write the proportion equation
   16,428.71 : 22,663.71 = 10,761 : x
2. Step 2: Convert to fraction form
   16,428.71/22,663.71 = 10,761/x
3. Step 3: Cross multiply
   16,428.71x = 22,663.71 × 10,761
4. Step 4: Simplify right side
   16,428.71x = 243,884,183.31
5. Step 5: Solve for x
   x = 243,884,183.31/16,428.71
6. Step 6: Final answer
   x = 14,845.00