Finding the Fourth Proportional to 67,431.71, 101,149.41 and 17,510.69

Step by Step Solution

1. Step 1: Write the proportion equation
   67,431.71 : 101,149.41 = 17,510.69 : x
2. Step 2: Convert to fraction form
   67,431.71/101,149.41 = 17,510.69/x
3. Step 3: Cross multiply
   67,431.71x = 101,149.41 × 17,510.69
4. Step 4: Simplify right side
   67,431.71x = 1,771,195,962.19
5. Step 5: Solve for x
   x = 1,771,195,962.19/67,431.71
6. Step 6: Final answer
   x = 26,266.51