Finding the Fourth Proportional to 72,106.22, 108,171.80 and 32,139.42

Step by Step Solution

1. Step 1: Write the proportion equation
   72,106.22 : 108,171.80 = 32,139.42 : x
2. Step 2: Convert to fraction form
   72,106.22/108,171.80 = 32,139.42/x
3. Step 3: Cross multiply
   72,106.22x = 108,171.80 × 32,139.42
4. Step 4: Simplify right side
   72,106.22x = 3,476,578,912.36
5. Step 5: Solve for x
   x = 3,476,578,912.36/72,106.22
6. Step 6: Final answer
   x = 48,214.69