Finding the Fourth Proportional to 3,798.90, 5,251.23 and 3,492.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,798.90 : 5,251.23 = 3,492.72 : x
2. Step 2: Convert to fraction form
   3,798.90/5,251.23 = 3,492.72/x
3. Step 3: Cross multiply
   3,798.90x = 5,251.23 × 3,492.72
4. Step 4: Simplify right side
   3,798.90x = 18,341,076.05
5. Step 5: Solve for x
   x = 18,341,076.05/3,798.90
6. Step 6: Final answer
   x = 4,828.00