Finding the Fourth Proportional to 67,710.42, 101,533.59 and 20,307.24

Step by Step Solution

1. Step 1: Write the proportion equation
   67,710.42 : 101,533.59 = 20,307.24 : x
2. Step 2: Convert to fraction form
   67,710.42/101,533.59 = 20,307.24/x
3. Step 3: Cross multiply
   67,710.42x = 101,533.59 × 20,307.24
4. Step 4: Simplify right side
   67,710.42x = 2,061,866,980.19
5. Step 5: Solve for x
   x = 2,061,866,980.19/67,710.42
6. Step 6: Final answer
   x = 30,451.25