Finding the Fourth Proportional to 3,713.32, 5,124.47 and 2,119.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,713.32 : 5,124.47 = 2,119.94 : x
2. Step 2: Convert to fraction form
   3,713.32/5,124.47 = 2,119.94/x
3. Step 3: Cross multiply
   3,713.32x = 5,124.47 × 2,119.94
4. Step 4: Simplify right side
   3,713.32x = 10,863,558.33
5. Step 5: Solve for x
   x = 10,863,558.33/3,713.32
6. Step 6: Final answer
   x = 2,925.56