Finding the Fourth Proportional to 3,764.32, 5,649.94 and 1,916.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,764.32 : 5,649.94 = 1,916.75 : x
2. Step 2: Convert to fraction form
   3,764.32/5,649.94 = 1,916.75/x
3. Step 3: Cross multiply
   3,764.32x = 5,649.94 × 1,916.75
4. Step 4: Simplify right side
   3,764.32x = 10,829,522.50
5. Step 5: Solve for x
   x = 10,829,522.50/3,764.32
6. Step 6: Final answer
   x = 2,876.89