Finding the Fourth Proportional to 2,621.32, 3,933.34 and 2,470.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621.32 : 3,933.34 = 2,470.05 : x
2. Step 2: Convert to fraction form
   2,621.32/3,933.34 = 2,470.05/x
3. Step 3: Cross multiply
   2,621.32x = 3,933.34 × 2,470.05
4. Step 4: Simplify right side
   2,621.32x = 9,715,540.29
5. Step 5: Solve for x
   x = 9,715,540.29/2,621.32
6. Step 6: Final answer
   x = 3,706.36