Finding the Fourth Proportional to 3,948.34, 5,923.89 and 1,756.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,948.34 : 5,923.89 = 1,756.86 : x
2. Step 2: Convert to fraction form
   3,948.34/5,923.89 = 1,756.86/x
3. Step 3: Cross multiply
   3,948.34x = 5,923.89 × 1,756.86
4. Step 4: Simplify right side
   3,948.34x = 10,407,445.39
5. Step 5: Solve for x
   x = 10,407,445.39/3,948.34
6. Step 6: Final answer
   x = 2,635.90