Finding the Fourth Proportional to 35,908.32, 53,838.18 and 12,522

Step by Step Solution

1. Step 1: Write the proportion equation
   35,908.32 : 53,838.18 = 12,522 : x
2. Step 2: Convert to fraction form
   35,908.32/53,838.18 = 12,522/x
3. Step 3: Cross multiply
   35,908.32x = 53,838.18 × 12,522
4. Step 4: Simplify right side
   35,908.32x = 674,161,689.96
5. Step 5: Solve for x
   x = 674,161,689.96/35,908.32
6. Step 6: Final answer
   x = 18,774.53