Finding the Fourth Proportional to 2,094.90, 3,142.38 and 924.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.90 : 3,142.38 = 924.30 : x
2. Step 2: Convert to fraction form
   2,094.90/3,142.38 = 924.30/x
3. Step 3: Cross multiply
   2,094.90x = 3,142.38 × 924.30
4. Step 4: Simplify right side
   2,094.90x = 2,904,501.83
5. Step 5: Solve for x
   x = 2,904,501.83/2,094.90
6. Step 6: Final answer
   x = 1,386.46