Finding the Fourth Proportional to 35,819.96, 49,431.76 and 19,687.10

Step by Step Solution

1. Step 1: Write the proportion equation
   35,819.96 : 49,431.76 = 19,687.10 : x
2. Step 2: Convert to fraction form
   35,819.96/49,431.76 = 19,687.10/x
3. Step 3: Cross multiply
   35,819.96x = 49,431.76 × 19,687.10
4. Step 4: Simplify right side
   35,819.96x = 973,168,002.30
5. Step 5: Solve for x
   x = 973,168,002.30/35,819.96
6. Step 6: Final answer
   x = 27,168.32