Finding the Fourth Proportional to 2,127.42, 3,192.36 and 894.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,127.42 : 3,192.36 = 894.72 : x
2. Step 2: Convert to fraction form
   2,127.42/3,192.36 = 894.72/x
3. Step 3: Cross multiply
   2,127.42x = 3,192.36 × 894.72
4. Step 4: Simplify right side
   2,127.42x = 2,856,268.34
5. Step 5: Solve for x
   x = 2,856,268.34/2,127.42
6. Step 6: Final answer
   x = 1,342.60