Finding the Fourth Proportional to 2,277.02, 3,142.32 and 1,345.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.02 : 3,142.32 = 1,345.52 : x
2. Step 2: Convert to fraction form
   2,277.02/3,142.32 = 1,345.52/x
3. Step 3: Cross multiply
   2,277.02x = 3,142.32 × 1,345.52
4. Step 4: Simplify right side
   2,277.02x = 4,228,054.41
5. Step 5: Solve for x
   x = 4,228,054.41/2,277.02
6. Step 6: Final answer
   x = 1,856.84