Finding the Fourth Proportional to 4,901.90, 7,352.82 and 1,781.82

Step by Step Solution

1. Step 1: Write the proportion equation
   4,901.90 : 7,352.82 = 1,781.82 : x
2. Step 2: Convert to fraction form
   4,901.90/7,352.82 = 1,781.82/x
3. Step 3: Cross multiply
   4,901.90x = 7,352.82 × 1,781.82
4. Step 4: Simplify right side
   4,901.90x = 13,101,401.73
5. Step 5: Solve for x
   x = 13,101,401.73/4,901.90
6. Step 6: Final answer
   x = 2,672.72