Finding the Fourth Proportional to 2,622.18, 3,618.31 and 1,503.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.18 : 3,618.31 = 1,503.01 : x
2. Step 2: Convert to fraction form
   2,622.18/3,618.31 = 1,503.01/x
3. Step 3: Cross multiply
   2,622.18x = 3,618.31 × 1,503.01
4. Step 4: Simplify right side
   2,622.18x = 5,438,356.11
5. Step 5: Solve for x
   x = 5,438,356.11/2,622.18
6. Step 6: Final answer
   x = 2,073.98