Finding the Fourth Proportional to 3,630.88, 5,010.22 and 2,117.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630.88 : 5,010.22 = 2,117.94 : x
2. Step 2: Convert to fraction form
   3,630.88/5,010.22 = 2,117.94/x
3. Step 3: Cross multiply
   3,630.88x = 5,010.22 × 2,117.94
4. Step 4: Simplify right side
   3,630.88x = 10,611,345.35
5. Step 5: Solve for x
   x = 10,611,345.35/3,630.88
6. Step 6: Final answer
   x = 2,922.53