Finding the Fourth Proportional to 31,072.32, 42,846.72 and 23,101.44

Step by Step Solution

1. Step 1: Write the proportion equation
   31,072.32 : 42,846.72 = 23,101.44 : x
2. Step 2: Convert to fraction form
   31,072.32/42,846.72 = 23,101.44/x
3. Step 3: Cross multiply
   31,072.32x = 42,846.72 × 23,101.44
4. Step 4: Simplify right side
   31,072.32x = 989,820,931.28
5. Step 5: Solve for x
   x = 989,820,931.28/31,072.32
6. Step 6: Final answer
   x = 31,855.39