Finding the Fourth Proportional to 79,196.32, 109,249.48 and 48,971.98

Step by Step Solution

1. Step 1: Write the proportion equation
   79,196.32 : 109,249.48 = 48,971.98 : x
2. Step 2: Convert to fraction form
   79,196.32/109,249.48 = 48,971.98/x
3. Step 3: Cross multiply
   79,196.32x = 109,249.48 × 48,971.98
4. Step 4: Simplify right side
   79,196.32x = 5,350,163,349.57
5. Step 5: Solve for x
   x = 5,350,163,349.57/79,196.32
6. Step 6: Final answer
   x = 67,555.71