Finding the Fourth Proportional to 2,698.50, 3,723.93 and 1,870.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,698.50 : 3,723.93 = 1,870.98 : x
2. Step 2: Convert to fraction form
   2,698.50/3,723.93 = 1,870.98/x
3. Step 3: Cross multiply
   2,698.50x = 3,723.93 × 1,870.98
4. Step 4: Simplify right side
   2,698.50x = 6,967,398.55
5. Step 5: Solve for x
   x = 6,967,398.55/2,698.50
6. Step 6: Final answer
   x = 2,581.95