Finding the Fourth Proportional to 2,300.87, 3,451.35 and 914.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.87 : 3,451.35 = 914.86 : x
2. Step 2: Convert to fraction form
   2,300.87/3,451.35 = 914.86/x
3. Step 3: Cross multiply
   2,300.87x = 3,451.35 × 914.86
4. Step 4: Simplify right side
   2,300.87x = 3,157,502.06
5. Step 5: Solve for x
   x = 3,157,502.06/2,300.87
6. Step 6: Final answer
   x = 1,372.31