Finding the Fourth Proportional to 3,991.83, 5,986.72 and 1,652.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,991.83 : 5,986.72 = 1,652.50 : x
2. Step 2: Convert to fraction form
   3,991.83/5,986.72 = 1,652.50/x
3. Step 3: Cross multiply
   3,991.83x = 5,986.72 × 1,652.50
4. Step 4: Simplify right side
   3,991.83x = 9,893,054.80
5. Step 5: Solve for x
   x = 9,893,054.80/3,991.83
6. Step 6: Final answer
   x = 2,478.33