Finding the Fourth Proportional to 22,003.08, 32,997.72 and 7,208.70

Step by Step Solution

1. Step 1: Write the proportion equation
   22,003.08 : 32,997.72 = 7,208.70 : x
2. Step 2: Convert to fraction form
   22,003.08/32,997.72 = 7,208.70/x
3. Step 3: Cross multiply
   22,003.08x = 32,997.72 × 7,208.70
4. Step 4: Simplify right side
   22,003.08x = 237,870,664.16
5. Step 5: Solve for x
   x = 237,870,664.16/22,003.08
6. Step 6: Final answer
   x = 10,810.79