Finding the Fourth Proportional to 9,822.03, 14,739.57 and 5,870.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,822.03 : 14,739.57 = 5,870.40 : x
2. Step 2: Convert to fraction form
   9,822.03/14,739.57 = 5,870.40/x
3. Step 3: Cross multiply
   9,822.03x = 14,739.57 × 5,870.40
4. Step 4: Simplify right side
   9,822.03x = 86,527,171.73
5. Step 5: Solve for x
   x = 86,527,171.73/9,822.03
6. Step 6: Final answer
   x = 8,809.50