Finding the Fourth Proportional to 71,685, 106,832.98 and 67,952.52

Step by Step Solution

1. Step 1: Write the proportion equation
   71,685 : 106,832.98 = 67,952.52 : x
2. Step 2: Convert to fraction form
   71,685/106,832.98 = 67,952.52/x
3. Step 3: Cross multiply
   71,685x = 106,832.98 × 67,952.52
4. Step 4: Simplify right side
   71,685x = 7,259,570,210.11
5. Step 5: Solve for x
   x = 7,259,570,210.11/71,685
6. Step 6: Final answer
   x = 101,270.42