Finding the Fourth Proportional to 23,870.16, 32,941.88 and 13,260.80

Step by Step Solution

1. Step 1: Write the proportion equation
   23,870.16 : 32,941.88 = 13,260.80 : x
2. Step 2: Convert to fraction form
   23,870.16/32,941.88 = 13,260.80/x
3. Step 3: Cross multiply
   23,870.16x = 32,941.88 × 13,260.80
4. Step 4: Simplify right side
   23,870.16x = 436,835,682.30
5. Step 5: Solve for x
   x = 436,835,682.30/23,870.16
6. Step 6: Final answer
   x = 18,300.49