Finding the Fourth Proportional to 10,285.98, 14,194.63 and 5,570.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,285.98 : 14,194.63 = 5,570.30 : x
2. Step 2: Convert to fraction form
   10,285.98/14,194.63 = 5,570.30/x
3. Step 3: Cross multiply
   10,285.98x = 14,194.63 × 5,570.30
4. Step 4: Simplify right side
   10,285.98x = 79,068,347.49
5. Step 5: Solve for x
   x = 79,068,347.49/10,285.98
6. Step 6: Final answer
   x = 7,687.00