Finding the Fourth Proportional to 7,131.98, 10,699.50 and 3,622.46

Step by Step Solution

1. Step 1: Write the proportion equation
   7,131.98 : 10,699.50 = 3,622.46 : x
2. Step 2: Convert to fraction form
   7,131.98/10,699.50 = 3,622.46/x
3. Step 3: Cross multiply
   7,131.98x = 10,699.50 × 3,622.46
4. Step 4: Simplify right side
   7,131.98x = 38,758,457.27
5. Step 5: Solve for x
   x = 38,758,457.27/7,131.98
6. Step 6: Final answer
   x = 5,434.46