Finding the Fourth Proportional to 35,910, 53,870.84 and 10,612.08

Step by Step Solution

1. Step 1: Write the proportion equation
   35,910 : 53,870.84 = 10,612.08 : x
2. Step 2: Convert to fraction form
   35,910/53,870.84 = 10,612.08/x
3. Step 3: Cross multiply
   35,910x = 53,870.84 × 10,612.08
4. Step 4: Simplify right side
   35,910x = 571,681,610.69
5. Step 5: Solve for x
   x = 571,681,610.69/35,910
6. Step 6: Final answer
   x = 15,919.84