Finding the Fourth Proportional to 2,307.89, 3,462.29 and 847.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307.89 : 3,462.29 = 847.05 : x
2. Step 2: Convert to fraction form
   2,307.89/3,462.29 = 847.05/x
3. Step 3: Cross multiply
   2,307.89x = 3,462.29 × 847.05
4. Step 4: Simplify right side
   2,307.89x = 2,932,732.74
5. Step 5: Solve for x
   x = 2,932,732.74/2,307.89
6. Step 6: Final answer
   x = 1,270.74