Finding the Fourth Proportional to 10,498.03, 15,732.23 and 5,820.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,498.03 : 15,732.23 = 5,820.12 : x
2. Step 2: Convert to fraction form
   10,498.03/15,732.23 = 5,820.12/x
3. Step 3: Cross multiply
   10,498.03x = 15,732.23 × 5,820.12
4. Step 4: Simplify right side
   10,498.03x = 91,563,437.37
5. Step 5: Solve for x
   x = 91,563,437.37/10,498.03
6. Step 6: Final answer
   x = 8,721.97