Finding the Fourth Proportional to 35,268.72, 52,906.47 and 10,308.21

Step by Step Solution

1. Step 1: Write the proportion equation
   35,268.72 : 52,906.47 = 10,308.21 : x
2. Step 2: Convert to fraction form
   35,268.72/52,906.47 = 10,308.21/x
3. Step 3: Cross multiply
   35,268.72x = 52,906.47 × 10,308.21
4. Step 4: Simplify right side
   35,268.72x = 545,371,003.12
5. Step 5: Solve for x
   x = 545,371,003.12/35,268.72
6. Step 6: Final answer
   x = 15,463.31