Finding the Fourth Proportional to 23,499.36, 32,430.42 and 13,939.92

Step by Step Solution

1. Step 1: Write the proportion equation
   23,499.36 : 32,430.42 = 13,939.92 : x
2. Step 2: Convert to fraction form
   23,499.36/32,430.42 = 13,939.92/x
3. Step 3: Cross multiply
   23,499.36x = 32,430.42 × 13,939.92
4. Step 4: Simplify right side
   23,499.36x = 452,077,460.37
5. Step 5: Solve for x
   x = 452,077,460.37/23,499.36
6. Step 6: Final answer
   x = 19,237.86