Finding the Fourth Proportional to 2,916.84, 4,373.98 and 836.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,916.84 : 4,373.98 = 836.38 : x
2. Step 2: Convert to fraction form
   2,916.84/4,373.98 = 836.38/x
3. Step 3: Cross multiply
   2,916.84x = 4,373.98 × 836.38
4. Step 4: Simplify right side
   2,916.84x = 3,658,309.39
5. Step 5: Solve for x
   x = 3,658,309.39/2,916.84
6. Step 6: Final answer
   x = 1,254.20