Finding the Fourth Proportional to 4,970.89, 7,451.69 and 1,681.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,970.89 : 7,451.69 = 1,681.69 : x
2. Step 2: Convert to fraction form
   4,970.89/7,451.69 = 1,681.69/x
3. Step 3: Cross multiply
   4,970.89x = 7,451.69 × 1,681.69
4. Step 4: Simplify right side
   4,970.89x = 12,531,436.76
5. Step 5: Solve for x
   x = 12,531,436.76/4,970.89
6. Step 6: Final answer
   x = 2,520.97