Finding the Fourth Proportional to 2,498.22, 3,747.51 and 768.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,498.22 : 3,747.51 = 768.06 : x
2. Step 2: Convert to fraction form
   2,498.22/3,747.51 = 768.06/x
3. Step 3: Cross multiply
   2,498.22x = 3,747.51 × 768.06
4. Step 4: Simplify right side
   2,498.22x = 2,878,312.53
5. Step 5: Solve for x
   x = 2,878,312.53/2,498.22
6. Step 6: Final answer
   x = 1,152.15