Finding the Fourth Proportional to 1,762.84, 2,640.82 and 837.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,762.84 : 2,640.82 = 837.08 : x
2. Step 2: Convert to fraction form
   1,762.84/2,640.82 = 837.08/x
3. Step 3: Cross multiply
   1,762.84x = 2,640.82 × 837.08
4. Step 4: Simplify right side
   1,762.84x = 2,210,577.61
5. Step 5: Solve for x
   x = 2,210,577.61/1,762.84
6. Step 6: Final answer
   x = 1,253.99