Finding the Fourth Proportional to 2,701.89, 4,046.96 and 1,312.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,701.89 : 4,046.96 = 1,312.30 : x
2. Step 2: Convert to fraction form
   2,701.89/4,046.96 = 1,312.30/x
3. Step 3: Cross multiply
   2,701.89x = 4,046.96 × 1,312.30
4. Step 4: Simplify right side
   2,701.89x = 5,310,833.95
5. Step 5: Solve for x
   x = 5,310,833.95/2,701.89
6. Step 6: Final answer
   x = 1,965.60