Finding the Fourth Proportional to 10,285.88, 14,194.50 and 5,570.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,285.88 : 14,194.50 = 5,570.12 : x
2. Step 2: Convert to fraction form
   10,285.88/14,194.50 = 5,570.12/x
3. Step 3: Cross multiply
   10,285.88x = 14,194.50 × 5,570.12
4. Step 4: Simplify right side
   10,285.88x = 79,065,068.34
5. Step 5: Solve for x
   x = 79,065,068.34/10,285.88
6. Step 6: Final answer
   x = 7,686.76