Finding the Fourth Proportional to 2,622.57, 3,924.42 and 1,927.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.57 : 3,924.42 = 1,927.50 : x
2. Step 2: Convert to fraction form
   2,622.57/3,924.42 = 1,927.50/x
3. Step 3: Cross multiply
   2,622.57x = 3,924.42 × 1,927.50
4. Step 4: Simplify right side
   2,622.57x = 7,564,319.55
5. Step 5: Solve for x
   x = 7,564,319.55/2,622.57
6. Step 6: Final answer
   x = 2,884.32