Finding the Fourth Proportional to 67,514.34, 101,145.74 and 42,221.69

Step by Step Solution

1. Step 1: Write the proportion equation
   67,514.34 : 101,145.74 = 42,221.69 : x
2. Step 2: Convert to fraction form
   67,514.34/101,145.74 = 42,221.69/x
3. Step 3: Cross multiply
   67,514.34x = 101,145.74 × 42,221.69
4. Step 4: Simplify right side
   67,514.34x = 4,270,543,362.26
5. Step 5: Solve for x
   x = 4,270,543,362.26/67,514.34
6. Step 6: Final answer
   x = 63,253.87