Finding the Fourth Proportional to 1,836.32, 2,751.86 and 910.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,836.32 : 2,751.86 = 910.96 : x
2. Step 2: Convert to fraction form
   1,836.32/2,751.86 = 910.96/x
3. Step 3: Cross multiply
   1,836.32x = 2,751.86 × 910.96
4. Step 4: Simplify right side
   1,836.32x = 2,506,829.78
5. Step 5: Solve for x
   x = 2,506,829.78/1,836.32
6. Step 6: Final answer
   x = 1,365.14