Finding the Fourth Proportional to 23,591.95, 32,557.01 and 12,981.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,591.95 : 32,557.01 = 12,981.56 : x
2. Step 2: Convert to fraction form
   23,591.95/32,557.01 = 12,981.56/x
3. Step 3: Cross multiply
   23,591.95x = 32,557.01 × 12,981.56
4. Step 4: Simplify right side
   23,591.95x = 422,640,551.04
5. Step 5: Solve for x
   x = 422,640,551.04/23,591.95
6. Step 6: Final answer
   x = 17,914.61