Finding the Fourth Proportional to 4,984.98, 7,478.72 and 1,698.10

Step by Step Solution

1. Step 1: Write the proportion equation
   4,984.98 : 7,478.72 = 1,698.10 : x
2. Step 2: Convert to fraction form
   4,984.98/7,478.72 = 1,698.10/x
3. Step 3: Cross multiply
   4,984.98x = 7,478.72 × 1,698.10
4. Step 4: Simplify right side
   4,984.98x = 12,699,614.43
5. Step 5: Solve for x
   x = 12,699,614.43/4,984.98
6. Step 6: Final answer
   x = 2,547.58