Finding the Fourth Proportional to 2,331.86, 3,492.75 and 1,097.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,331.86 : 3,492.75 = 1,097.42 : x
2. Step 2: Convert to fraction form
   2,331.86/3,492.75 = 1,097.42/x
3. Step 3: Cross multiply
   2,331.86x = 3,492.75 × 1,097.42
4. Step 4: Simplify right side
   2,331.86x = 3,833,013.71
5. Step 5: Solve for x
   x = 3,833,013.71/2,331.86
6. Step 6: Final answer
   x = 1,643.76