Finding the Fourth Proportional to 35,008.56, 52,532.82 and 12,819

Step by Step Solution

1. Step 1: Write the proportion equation
   35,008.56 : 52,532.82 = 12,819 : x
2. Step 2: Convert to fraction form
   35,008.56/52,532.82 = 12,819/x
3. Step 3: Cross multiply
   35,008.56x = 52,532.82 × 12,819
4. Step 4: Simplify right side
   35,008.56x = 673,418,219.58
5. Step 5: Solve for x
   x = 673,418,219.58/35,008.56
6. Step 6: Final answer
   x = 19,235.82