Finding the Fourth Proportional to 31,036.68, 42,790.59 and 22,551.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,036.68 : 42,790.59 = 22,551.12 : x
2. Step 2: Convert to fraction form
   31,036.68/42,790.59 = 22,551.12/x
3. Step 3: Cross multiply
   31,036.68x = 42,790.59 × 22,551.12
4. Step 4: Simplify right side
   31,036.68x = 964,975,729.96
5. Step 5: Solve for x
   x = 964,975,729.96/31,036.68
6. Step 6: Final answer
   x = 31,091.46