Finding the Fourth Proportional to 53,196.62, 79,803.57 and 15,760.31

Step by Step Solution

1. Step 1: Write the proportion equation
   53,196.62 : 79,803.57 = 15,760.31 : x
2. Step 2: Convert to fraction form
   53,196.62/79,803.57 = 15,760.31/x
3. Step 3: Cross multiply
   53,196.62x = 79,803.57 × 15,760.31
4. Step 4: Simplify right side
   53,196.62x = 1,257,729,002.31
5. Step 5: Solve for x
   x = 1,257,729,002.31/53,196.62
6. Step 6: Final answer
   x = 23,643.02