Finding the Fourth Proportional to 2,664.89, 3,994.14 and 1,883.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664.89 : 3,994.14 = 1,883.72 : x
2. Step 2: Convert to fraction form
   2,664.89/3,994.14 = 1,883.72/x
3. Step 3: Cross multiply
   2,664.89x = 3,994.14 × 1,883.72
4. Step 4: Simplify right side
   2,664.89x = 7,523,841.40
5. Step 5: Solve for x
   x = 7,523,841.40/2,664.89
6. Step 6: Final answer
   x = 2,823.32