Finding the Fourth Proportional to 2,264.51, 3,130.25 and 1,889.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,264.51 : 3,130.25 = 1,889.30 : x
2. Step 2: Convert to fraction form
   2,264.51/3,130.25 = 1,889.30/x
3. Step 3: Cross multiply
   2,264.51x = 3,130.25 × 1,889.30
4. Step 4: Simplify right side
   2,264.51x = 5,913,956.23
5. Step 5: Solve for x
   x = 5,913,956.23/2,264.51
6. Step 6: Final answer
   x = 2,611.59