Finding the Fourth Proportional to 31,064.79, 42,869.22 and 17,450.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,064.79 : 42,869.22 = 17,450.94 : x
2. Step 2: Convert to fraction form
   31,064.79/42,869.22 = 17,450.94/x
3. Step 3: Cross multiply
   31,064.79x = 42,869.22 × 17,450.94
4. Step 4: Simplify right side
   31,064.79x = 748,108,186.07
5. Step 5: Solve for x
   x = 748,108,186.07/31,064.79
6. Step 6: Final answer
   x = 24,082.19