Finding the Fourth Proportional to 67,061.32, 100,613.82 and 31,996.44

Step by Step Solution

1. Step 1: Write the proportion equation
   67,061.32 : 100,613.82 = 31,996.44 : x
2. Step 2: Convert to fraction form
   67,061.32/100,613.82 = 31,996.44/x
3. Step 3: Cross multiply
   67,061.32x = 100,613.82 × 31,996.44
4. Step 4: Simplify right side
   67,061.32x = 3,219,284,054.80
5. Step 5: Solve for x
   x = 3,219,284,054.80/67,061.32
6. Step 6: Final answer
   x = 48,005.08