Finding the Fourth Proportional to 35,828.47, 53,750.43 and 10,870.53

Step by Step Solution

1. Step 1: Write the proportion equation
   35,828.47 : 53,750.43 = 10,870.53 : x
2. Step 2: Convert to fraction form
   35,828.47/53,750.43 = 10,870.53/x
3. Step 3: Cross multiply
   35,828.47x = 53,750.43 × 10,870.53
4. Step 4: Simplify right side
   35,828.47x = 584,295,338.72
5. Step 5: Solve for x
   x = 584,295,338.72/35,828.47
6. Step 6: Final answer
   x = 16,308.13