Finding the Fourth Proportional to 67,871.01, 101,255.42 and 64,196.85

Step by Step Solution

1. Step 1: Write the proportion equation
   67,871.01 : 101,255.42 = 64,196.85 : x
2. Step 2: Convert to fraction form
   67,871.01/101,255.42 = 64,196.85/x
3. Step 3: Cross multiply
   67,871.01x = 101,255.42 × 64,196.85
4. Step 4: Simplify right side
   67,871.01x = 6,500,279,009.43
5. Step 5: Solve for x
   x = 6,500,279,009.43/67,871.01
6. Step 6: Final answer
   x = 95,774.01