Finding the Fourth Proportional to 9,498.96, 13,106.34 and 5,721.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,498.96 : 13,106.34 = 5,721.12 : x
2. Step 2: Convert to fraction form
   9,498.96/13,106.34 = 5,721.12/x
3. Step 3: Cross multiply
   9,498.96x = 13,106.34 × 5,721.12
4. Step 4: Simplify right side
   9,498.96x = 74,982,943.90
5. Step 5: Solve for x
   x = 74,982,943.90/9,498.96
6. Step 6: Final answer
   x = 7,893.81