Finding the Fourth Proportional to 2,475.96, 3,713.52 and 916.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,475.96 : 3,713.52 = 916.68 : x
2. Step 2: Convert to fraction form
   2,475.96/3,713.52 = 916.68/x
3. Step 3: Cross multiply
   2,475.96x = 3,713.52 × 916.68
4. Step 4: Simplify right side
   2,475.96x = 3,404,109.51
5. Step 5: Solve for x
   x = 3,404,109.51/2,475.96
6. Step 6: Final answer
   x = 1,374.86