Finding the Fourth Proportional to 14,114.31, 19,478.46 and 7,826.70

Step by Step Solution

1. Step 1: Write the proportion equation
   14,114.31 : 19,478.46 = 7,826.70 : x
2. Step 2: Convert to fraction form
   14,114.31/19,478.46 = 7,826.70/x
3. Step 3: Cross multiply
   14,114.31x = 19,478.46 × 7,826.70
4. Step 4: Simplify right side
   14,114.31x = 152,452,062.88
5. Step 5: Solve for x
   x = 152,452,062.88/14,114.31
6. Step 6: Final answer
   x = 10,801.24