Finding the Fourth Proportional to 4,967.31, 7,451.87 and 1,635.74

Step by Step Solution

1. Step 1: Write the proportion equation
   4,967.31 : 7,451.87 = 1,635.74 : x
2. Step 2: Convert to fraction form
   4,967.31/7,451.87 = 1,635.74/x
3. Step 3: Cross multiply
   4,967.31x = 7,451.87 × 1,635.74
4. Step 4: Simplify right side
   4,967.31x = 12,189,321.83
5. Step 5: Solve for x
   x = 12,189,321.83/4,967.31
6. Step 6: Final answer
   x = 2,453.91