Finding the Fourth Proportional to 32,938.78, 49,401.60 and 11,878.24

Step by Step Solution

1. Step 1: Write the proportion equation
   32,938.78 : 49,401.60 = 11,878.24 : x
2. Step 2: Convert to fraction form
   32,938.78/49,401.60 = 11,878.24/x
3. Step 3: Cross multiply
   32,938.78x = 49,401.60 × 11,878.24
4. Step 4: Simplify right side
   32,938.78x = 586,804,061.18
5. Step 5: Solve for x
   x = 586,804,061.18/32,938.78
6. Step 6: Final answer
   x = 17,814.99