Finding the Fourth Proportional to 101,472.03, 139,970.18 and 67,016.97

Step by Step Solution

1. Step 1: Write the proportion equation
   101,472.03 : 139,970.18 = 67,016.97 : x
2. Step 2: Convert to fraction form
   101,472.03/139,970.18 = 67,016.97/x
3. Step 3: Cross multiply
   101,472.03x = 139,970.18 × 67,016.97
4. Step 4: Simplify right side
   101,472.03x = 9,380,377,018.87
5. Step 5: Solve for x
   x = 9,380,377,018.87/101,472.03
6. Step 6: Final answer
   x = 92,442.98