Finding the Fourth Proportional to 10,199.61, 14,075.61 and 5,723.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,199.61 : 14,075.61 = 5,723.10 : x
2. Step 2: Convert to fraction form
   10,199.61/14,075.61 = 5,723.10/x
3. Step 3: Cross multiply
   10,199.61x = 14,075.61 × 5,723.10
4. Step 4: Simplify right side
   10,199.61x = 80,556,123.59
5. Step 5: Solve for x
   x = 80,556,123.59/10,199.61
6. Step 6: Final answer
   x = 7,897.96