Finding the Fourth Proportional to 10,363.86, 15,534.78 and 7,068.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,363.86 : 15,534.78 = 7,068.78 : x
2. Step 2: Convert to fraction form
   10,363.86/15,534.78 = 7,068.78/x
3. Step 3: Cross multiply
   10,363.86x = 15,534.78 × 7,068.78
4. Step 4: Simplify right side
   10,363.86x = 109,811,942.17
5. Step 5: Solve for x
   x = 109,811,942.17/10,363.86
6. Step 6: Final answer
   x = 10,595.66