Finding the Fourth Proportional to 23,506.77, 35,227.01 and 12,981.53

Step by Step Solution

1. Step 1: Write the proportion equation
   23,506.77 : 35,227.01 = 12,981.53 : x
2. Step 2: Convert to fraction form
   23,506.77/35,227.01 = 12,981.53/x
3. Step 3: Cross multiply
   23,506.77x = 35,227.01 × 12,981.53
4. Step 4: Simplify right side
   23,506.77x = 457,300,607.65
5. Step 5: Solve for x
   x = 457,300,607.65/23,506.77
6. Step 6: Final answer
   x = 19,454.00