Finding the Fourth Proportional to 2,264.42, 3,123.32 and 2,188.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,264.42 : 3,123.32 = 2,188.22 : x
2. Step 2: Convert to fraction form
   2,264.42/3,123.32 = 2,188.22/x
3. Step 3: Cross multiply
   2,264.42x = 3,123.32 × 2,188.22
4. Step 4: Simplify right side
   2,264.42x = 6,834,486.27
5. Step 5: Solve for x
   x = 6,834,486.27/2,264.42
6. Step 6: Final answer
   x = 3,018.21