Finding the Fourth Proportional to 2,476.39, 3,713.73 and 916.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,476.39 : 3,713.73 = 916.06 : x
2. Step 2: Convert to fraction form
   2,476.39/3,713.73 = 916.06/x
3. Step 3: Cross multiply
   2,476.39x = 3,713.73 × 916.06
4. Step 4: Simplify right side
   2,476.39x = 3,401,999.50
5. Step 5: Solve for x
   x = 3,401,999.50/2,476.39
6. Step 6: Final answer
   x = 1,373.77