Finding the Fourth Proportional to 30,482.74, 42,080.56 and 22,931.94

Step by Step Solution

1. Step 1: Write the proportion equation
   30,482.74 : 42,080.56 = 22,931.94 : x
2. Step 2: Convert to fraction form
   30,482.74/42,080.56 = 22,931.94/x
3. Step 3: Cross multiply
   30,482.74x = 42,080.56 × 22,931.94
4. Step 4: Simplify right side
   30,482.74x = 964,988,877.09
5. Step 5: Solve for x
   x = 964,988,877.09/30,482.74
6. Step 6: Final answer
   x = 31,656.89