Finding the Fourth Proportional to 10,416.96, 14,375.34 and 5,636.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,416.96 : 14,375.34 = 5,636.88 : x
2. Step 2: Convert to fraction form
   10,416.96/14,375.34 = 5,636.88/x
3. Step 3: Cross multiply
   10,416.96x = 14,375.34 × 5,636.88
4. Step 4: Simplify right side
   10,416.96x = 81,032,066.54
5. Step 5: Solve for x
   x = 81,032,066.54/10,416.96
6. Step 6: Final answer
   x = 7,778.86