Finding the Fourth Proportional to 2,290.32, 3,432.34 and 1,192.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290.32 : 3,432.34 = 1,192.41 : x
2. Step 2: Convert to fraction form
   2,290.32/3,432.34 = 1,192.41/x
3. Step 3: Cross multiply
   2,290.32x = 3,432.34 × 1,192.41
4. Step 4: Simplify right side
   2,290.32x = 4,092,753.56
5. Step 5: Solve for x
   x = 4,092,753.56/2,290.32
6. Step 6: Final answer
   x = 1,786.98