Finding the Fourth Proportional to 10,636.13, 14,677.86 and 5,921.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,636.13 : 14,677.86 = 5,921.52 : x
2. Step 2: Convert to fraction form
   10,636.13/14,677.86 = 5,921.52/x
3. Step 3: Cross multiply
   10,636.13x = 14,677.86 × 5,921.52
4. Step 4: Simplify right side
   10,636.13x = 86,915,241.55
5. Step 5: Solve for x
   x = 86,915,241.55/10,636.13
6. Step 6: Final answer
   x = 8,171.70