Finding the Fourth Proportional to 2,088.73, 3,116.98 and 1,870.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,088.73 : 3,116.98 = 1,870.03 : x
2. Step 2: Convert to fraction form
   2,088.73/3,116.98 = 1,870.03/x
3. Step 3: Cross multiply
   2,088.73x = 3,116.98 × 1,870.03
4. Step 4: Simplify right side
   2,088.73x = 5,828,846.11
5. Step 5: Solve for x
   x = 5,828,846.11/2,088.73
6. Step 6: Final answer
   x = 2,790.62