Finding the Fourth Proportional to 10,192.23, 14,065.10 and 5,715.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,192.23 : 14,065.10 = 5,715.98 : x
2. Step 2: Convert to fraction form
   10,192.23/14,065.10 = 5,715.98/x
3. Step 3: Cross multiply
   10,192.23x = 14,065.10 × 5,715.98
4. Step 4: Simplify right side
   10,192.23x = 80,395,731.39
5. Step 5: Solve for x
   x = 80,395,731.39/10,192.23
6. Step 6: Final answer
   x = 7,887.94