Finding the Fourth Proportional to 1,810.58, 2,499.83 and 1,370.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,810.58 : 2,499.83 = 1,370.89 : x
2. Step 2: Convert to fraction form
   1,810.58/2,499.83 = 1,370.89/x
3. Step 3: Cross multiply
   1,810.58x = 2,499.83 × 1,370.89
4. Step 4: Simplify right side
   1,810.58x = 3,426,982.88
5. Step 5: Solve for x
   x = 3,426,982.88/1,810.58
6. Step 6: Final answer
   x = 1,892.75