Finding the Fourth Proportional to 17,870.60, 24,660.10 and 9,802.91

Step by Step Solution

1. Step 1: Write the proportion equation
   17,870.60 : 24,660.10 = 9,802.91 : x
2. Step 2: Convert to fraction form
   17,870.60/24,660.10 = 9,802.91/x
3. Step 3: Cross multiply
   17,870.60x = 24,660.10 × 9,802.91
4. Step 4: Simplify right side
   17,870.60x = 241,740,740.89
5. Step 5: Solve for x
   x = 241,740,740.89/17,870.60
6. Step 6: Final answer
   x = 13,527.29