Finding the Fourth Proportional to 1,200.37, 1,799.03 and 541.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200.37 : 1,799.03 = 541.54 : x
2. Step 2: Convert to fraction form
   1,200.37/1,799.03 = 541.54/x
3. Step 3: Cross multiply
   1,200.37x = 1,799.03 × 541.54
4. Step 4: Simplify right side
   1,200.37x = 974,246.71
5. Step 5: Solve for x
   x = 974,246.71/1,200.37
6. Step 6: Final answer
   x = 811.62