Finding the Fourth Proportional to 4,498.50, 6,748.83 and 1,420.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,498.50 : 6,748.83 = 1,420.50 : x
2. Step 2: Convert to fraction form
   4,498.50/6,748.83 = 1,420.50/x
3. Step 3: Cross multiply
   4,498.50x = 6,748.83 × 1,420.50
4. Step 4: Simplify right side
   4,498.50x = 9,586,713.02
5. Step 5: Solve for x
   x = 9,586,713.02/4,498.50
6. Step 6: Final answer
   x = 2,131.09