Finding the Fourth Proportional to 2,002.50, 3,003.76 and 634.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.50 : 3,003.76 = 634.50 : x
2. Step 2: Convert to fraction form
   2,002.50/3,003.76 = 634.50/x
3. Step 3: Cross multiply
   2,002.50x = 3,003.76 × 634.50
4. Step 4: Simplify right side
   2,002.50x = 1,905,885.72
5. Step 5: Solve for x
   x = 1,905,885.72/2,002.50
6. Step 6: Final answer
   x = 951.75