Finding the Fourth Proportional to 31,088.36, 42,883.54 and 22,003.48

Step by Step Solution

1. Step 1: Write the proportion equation
   31,088.36 : 42,883.54 = 22,003.48 : x
2. Step 2: Convert to fraction form
   31,088.36/42,883.54 = 22,003.48/x
3. Step 3: Cross multiply
   31,088.36x = 42,883.54 × 22,003.48
4. Step 4: Simplify right side
   31,088.36x = 943,587,114.72
5. Step 5: Solve for x
   x = 943,587,114.72/31,088.36
6. Step 6: Final answer
   x = 30,351.78