Finding the Fourth Proportional to 72,100.72, 108,163.53 and 32,133.90

Step by Step Solution

1. Step 1: Write the proportion equation
   72,100.72 : 108,163.53 = 32,133.90 : x
2. Step 2: Convert to fraction form
   72,100.72/108,163.53 = 32,133.90/x
3. Step 3: Cross multiply
   72,100.72x = 108,163.53 × 32,133.90
4. Step 4: Simplify right side
   72,100.72x = 3,475,716,056.67
5. Step 5: Solve for x
   x = 3,475,716,056.67/72,100.72
6. Step 6: Final answer
   x = 48,206.40