Finding the Fourth Proportional to 9,154.01, 12,628.53 and 5,370.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,154.01 : 12,628.53 = 5,370.50 : x
2. Step 2: Convert to fraction form
   9,154.01/12,628.53 = 5,370.50/x
3. Step 3: Cross multiply
   9,154.01x = 12,628.53 × 5,370.50
4. Step 4: Simplify right side
   9,154.01x = 67,821,457.22
5. Step 5: Solve for x
   x = 67,821,457.22/9,154.01
6. Step 6: Final answer
   x = 7,408.94