Finding the Fourth Proportional to 108,323.24, 149,506.73 and 72,575.57

Step by Step Solution

1. Step 1: Write the proportion equation
   108,323.24 : 149,506.73 = 72,575.57 : x
2. Step 2: Convert to fraction form
   108,323.24/149,506.73 = 72,575.57/x
3. Step 3: Cross multiply
   108,323.24x = 149,506.73 × 72,575.57
4. Step 4: Simplify right side
   108,323.24x = 10,850,535,038.17
5. Step 5: Solve for x
   x = 10,850,535,038.17/108,323.24
6. Step 6: Final answer
   x = 100,168.12