Finding the Fourth Proportional to 10,068.28, 13,894.05 and 5,591.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,068.28 : 13,894.05 = 5,591.86 : x
2. Step 2: Convert to fraction form
   10,068.28/13,894.05 = 5,591.86/x
3. Step 3: Cross multiply
   10,068.28x = 13,894.05 × 5,591.86
4. Step 4: Simplify right side
   10,068.28x = 77,693,582.43
5. Step 5: Solve for x
   x = 77,693,582.43/10,068.28
6. Step 6: Final answer
   x = 7,716.67