Finding the Fourth Proportional to 108,450.47, 149,667.38 and 68,149.33

Step by Step Solution

1. Step 1: Write the proportion equation
   108,450.47 : 149,667.38 = 68,149.33 : x
2. Step 2: Convert to fraction form
   108,450.47/149,667.38 = 68,149.33/x
3. Step 3: Cross multiply
   108,450.47x = 149,667.38 × 68,149.33
4. Step 4: Simplify right side
   108,450.47x = 10,199,731,210.50
5. Step 5: Solve for x
   x = 10,199,731,210.50/108,450.47
6. Step 6: Final answer
   x = 94,049.67