Finding the Fourth Proportional to 33,915.24, 50,877.72 and 12,862.98

Step by Step Solution

1. Step 1: Write the proportion equation
   33,915.24 : 50,877.72 = 12,862.98 : x
2. Step 2: Convert to fraction form
   33,915.24/50,877.72 = 12,862.98/x
3. Step 3: Cross multiply
   33,915.24x = 50,877.72 × 12,862.98
4. Step 4: Simplify right side
   33,915.24x = 654,439,094.81
5. Step 5: Solve for x
   x = 654,439,094.81/33,915.24
6. Step 6: Final answer
   x = 19,296.31