Finding the Fourth Proportional to 10,317.82, 14,238.88 and 5,602.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,317.82 : 14,238.88 = 5,602.40 : x
2. Step 2: Convert to fraction form
   10,317.82/14,238.88 = 5,602.40/x
3. Step 3: Cross multiply
   10,317.82x = 14,238.88 × 5,602.40
4. Step 4: Simplify right side
   10,317.82x = 79,771,901.31
5. Step 5: Solve for x
   x = 79,771,901.31/10,317.82
6. Step 6: Final answer
   x = 7,731.47