Finding the Fourth Proportional to 14,161.02, 19,542.71 and 7,788.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,161.02 : 19,542.71 = 7,788.10 : x
2. Step 2: Convert to fraction form
   14,161.02/19,542.71 = 7,788.10/x
3. Step 3: Cross multiply
   14,161.02x = 19,542.71 × 7,788.10
4. Step 4: Simplify right side
   14,161.02x = 152,200,579.75
5. Step 5: Solve for x
   x = 152,200,579.75/14,161.02
6. Step 6: Final answer
   x = 10,747.85