Finding the Fourth Proportional to 16,899.93, 23,323.86 and 10,188.99

Step by Step Solution

1. Step 1: Write the proportion equation
   16,899.93 : 23,323.86 = 10,188.99 : x
2. Step 2: Convert to fraction form
   16,899.93/23,323.86 = 10,188.99/x
3. Step 3: Cross multiply
   16,899.93x = 23,323.86 × 10,188.99
4. Step 4: Simplify right side
   16,899.93x = 237,646,576.30
5. Step 5: Solve for x
   x = 237,646,576.30/16,899.93
6. Step 6: Final answer
   x = 14,061.99