Finding the Fourth Proportional to 23,476.56, 32,398.56 and 12,865.98

Step by Step Solution

1. Step 1: Write the proportion equation
   23,476.56 : 32,398.56 = 12,865.98 : x
2. Step 2: Convert to fraction form
   23,476.56/32,398.56 = 12,865.98/x
3. Step 3: Cross multiply
   23,476.56x = 32,398.56 × 12,865.98
4. Step 4: Simplify right side
   23,476.56x = 416,839,224.99
5. Step 5: Solve for x
   x = 416,839,224.99/23,476.56
6. Step 6: Final answer
   x = 17,755.55