Finding the Fourth Proportional to 23,870.09, 32,931.77 and 14,791.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,870.09 : 32,931.77 = 14,791.30 : x
2. Step 2: Convert to fraction form
   23,870.09/32,931.77 = 14,791.30/x
3. Step 3: Cross multiply
   23,870.09x = 32,931.77 × 14,791.30
4. Step 4: Simplify right side
   23,870.09x = 487,103,533.32
5. Step 5: Solve for x
   x = 487,103,533.32/23,870.09
6. Step 6: Final answer
   x = 20,406.44