Finding the Fourth Proportional to 23,298.61, 32,155.04 and 13,230.35

Step by Step Solution

1. Step 1: Write the proportion equation
   23,298.61 : 32,155.04 = 13,230.35 : x
2. Step 2: Convert to fraction form
   23,298.61/32,155.04 = 13,230.35/x
3. Step 3: Cross multiply
   23,298.61x = 32,155.04 × 13,230.35
4. Step 4: Simplify right side
   23,298.61x = 425,422,433.46
5. Step 5: Solve for x
   x = 425,422,433.46/23,298.61
6. Step 6: Final answer
   x = 18,259.56