Finding the Fourth Proportional to 34,390.32, 51,568.47 and 12,200.37

Step by Step Solution

1. Step 1: Write the proportion equation
   34,390.32 : 51,568.47 = 12,200.37 : x
2. Step 2: Convert to fraction form
   34,390.32/51,568.47 = 12,200.37/x
3. Step 3: Cross multiply
   34,390.32x = 51,568.47 × 12,200.37
4. Step 4: Simplify right side
   34,390.32x = 629,154,414.33
5. Step 5: Solve for x
   x = 629,154,414.33/34,390.32
6. Step 6: Final answer
   x = 18,294.52