Finding the Fourth Proportional to 2,378.34, 3,567.45 and 1,061.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,378.34 : 3,567.45 = 1,061.76 : x
2. Step 2: Convert to fraction form
   2,378.34/3,567.45 = 1,061.76/x
3. Step 3: Cross multiply
   2,378.34x = 3,567.45 × 1,061.76
4. Step 4: Simplify right side
   2,378.34x = 3,787,775.71
5. Step 5: Solve for x
   x = 3,787,775.71/2,378.34
6. Step 6: Final answer
   x = 1,592.61