Finding the Fourth Proportional to 10,010.21, 13,805.70 and 7,498.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,010.21 : 13,805.70 = 7,498.22 : x
2. Step 2: Convert to fraction form
   10,010.21/13,805.70 = 7,498.22/x
3. Step 3: Cross multiply
   10,010.21x = 13,805.70 × 7,498.22
4. Step 4: Simplify right side
   10,010.21x = 103,518,175.85
5. Step 5: Solve for x
   x = 103,518,175.85/10,010.21
6. Step 6: Final answer
   x = 10,341.26