Finding the Fourth Proportional to 12,953.50, 19,436.40 and 5,560.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,953.50 : 19,436.40 = 5,560.08 : x
2. Step 2: Convert to fraction form
   12,953.50/19,436.40 = 5,560.08/x
3. Step 3: Cross multiply
   12,953.50x = 19,436.40 × 5,560.08
4. Step 4: Simplify right side
   12,953.50x = 108,067,938.91
5. Step 5: Solve for x
   x = 108,067,938.91/12,953.50
6. Step 6: Final answer
   x = 8,342.76