Finding the Fourth Proportional to 22,003.12, 32,991.49 and 7,003.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,003.12 : 32,991.49 = 7,003.76 : x
2. Step 2: Convert to fraction form
   22,003.12/32,991.49 = 7,003.76/x
3. Step 3: Cross multiply
   22,003.12x = 32,991.49 × 7,003.76
4. Step 4: Simplify right side
   22,003.12x = 231,064,334.93
5. Step 5: Solve for x
   x = 231,064,334.93/22,003.12
6. Step 6: Final answer
   x = 10,501.44