Finding the Fourth Proportional to 31,009.32, 42,796.47 and 17,401.11

Step by Step Solution

1. Step 1: Write the proportion equation
   31,009.32 : 42,796.47 = 17,401.11 : x
2. Step 2: Convert to fraction form
   31,009.32/42,796.47 = 17,401.11/x
3. Step 3: Cross multiply
   31,009.32x = 42,796.47 × 17,401.11
4. Step 4: Simplify right side
   31,009.32x = 744,706,082.08
5. Step 5: Solve for x
   x = 744,706,082.08/31,009.32
6. Step 6: Final answer
   x = 24,015.56