Finding the Fourth Proportional to 108,674.34, 149,982.89 and 72,373.79

Step by Step Solution

1. Step 1: Write the proportion equation
   108,674.34 : 149,982.89 = 72,373.79 : x
2. Step 2: Convert to fraction form
   108,674.34/149,982.89 = 72,373.79/x
3. Step 3: Cross multiply
   108,674.34x = 149,982.89 × 72,373.79
4. Step 4: Simplify right side
   108,674.34x = 10,854,829,072.67
5. Step 5: Solve for x
   x = 10,854,829,072.67/108,674.34
6. Step 6: Final answer
   x = 99,884.01