Finding the Fourth Proportional to 22,003.30, 30,892.10 and 22,003.30

Step by Step Solution

1. Step 1: Write the proportion equation
   22,003.30 : 30,892.10 = 22,003.30 : x
2. Step 2: Convert to fraction form
   22,003.30/30,892.10 = 22,003.30/x
3. Step 3: Cross multiply
   22,003.30x = 30,892.10 × 22,003.30
4. Step 4: Simplify right side
   22,003.30x = 679,728,143.93
5. Step 5: Solve for x
   x = 679,728,143.93/22,003.30
6. Step 6: Final answer
   x = 30,892.10