Finding the Fourth Proportional to 1,925.22, 2,674.72 and 1,902.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,925.22 : 2,674.72 = 1,902.18 : x
2. Step 2: Convert to fraction form
   1,925.22/2,674.72 = 1,902.18/x
3. Step 3: Cross multiply
   1,925.22x = 2,674.72 × 1,902.18
4. Step 4: Simplify right side
   1,925.22x = 5,087,798.89
5. Step 5: Solve for x
   x = 5,087,798.89/1,925.22
6. Step 6: Final answer
   x = 2,642.71