Finding the Fourth Proportional to 23,300.63, 32,157.90 and 13,869.20

Step by Step Solution

1. Step 1: Write the proportion equation
   23,300.63 : 32,157.90 = 13,869.20 : x
2. Step 2: Convert to fraction form
   23,300.63/32,157.90 = 13,869.20/x
3. Step 3: Cross multiply
   23,300.63x = 32,157.90 × 13,869.20
4. Step 4: Simplify right side
   23,300.63x = 446,004,185.89
5. Step 5: Solve for x
   x = 446,004,185.89/23,300.63
6. Step 6: Final answer
   x = 19,141.30