Finding the Fourth Proportional to 35,510.60, 53,256.69 and 10,544.78

Step by Step Solution

1. Step 1: Write the proportion equation
   35,510.60 : 53,256.69 = 10,544.78 : x
2. Step 2: Convert to fraction form
   35,510.60/53,256.69 = 10,544.78/x
3. Step 3: Cross multiply
   35,510.60x = 53,256.69 × 10,544.78
4. Step 4: Simplify right side
   35,510.60x = 561,580,212.72
5. Step 5: Solve for x
   x = 561,580,212.72/35,510.60
6. Step 6: Final answer
   x = 15,814.44