Finding the Fourth Proportional to 23,498.86, 32,430.13 and 13,427.07

Step by Step Solution

1. Step 1: Write the proportion equation
   23,498.86 : 32,430.13 = 13,427.07 : x
2. Step 2: Convert to fraction form
   23,498.86/32,430.13 = 13,427.07/x
3. Step 3: Cross multiply
   23,498.86x = 32,430.13 × 13,427.07
4. Step 4: Simplify right side
   23,498.86x = 435,441,667.46
5. Step 5: Solve for x
   x = 435,441,667.46/23,498.86
6. Step 6: Final answer
   x = 18,530.33