Finding the Fourth Proportional to 35,456.40, 53,165.78 and 10,493.02

Step by Step Solution

1. Step 1: Write the proportion equation
   35,456.40 : 53,165.78 = 10,493.02 : x
2. Step 2: Convert to fraction form
   35,456.40/53,165.78 = 10,493.02/x
3. Step 3: Cross multiply
   35,456.40x = 53,165.78 × 10,493.02
4. Step 4: Simplify right side
   35,456.40x = 557,869,592.86
5. Step 5: Solve for x
   x = 557,869,592.86/35,456.40
6. Step 6: Final answer
   x = 15,733.96