Finding the Fourth Proportional to 10,131.63, 13,980.48 and 5,655.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,131.63 : 13,980.48 = 5,655.24 : x
2. Step 2: Convert to fraction form
   10,131.63/13,980.48 = 5,655.24/x
3. Step 3: Cross multiply
   10,131.63x = 13,980.48 × 5,655.24
4. Step 4: Simplify right side
   10,131.63x = 79,062,969.72
5. Step 5: Solve for x
   x = 79,062,969.72/10,131.63
6. Step 6: Final answer
   x = 7,803.58