Finding the Fourth Proportional to 1,929.18, 2,892.56 and 940.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,929.18 : 2,892.56 = 940.02 : x
2. Step 2: Convert to fraction form
   1,929.18/2,892.56 = 940.02/x
3. Step 3: Cross multiply
   1,929.18x = 2,892.56 × 940.02
4. Step 4: Simplify right side
   1,929.18x = 2,719,064.25
5. Step 5: Solve for x
   x = 2,719,064.25/1,929.18
6. Step 6: Final answer
   x = 1,409.44