Finding the Fourth Proportional to 108,055.56, 149,050.38 and 71,758.56

Step by Step Solution

1. Step 1: Write the proportion equation
   108,055.56 : 149,050.38 = 71,758.56 : x
2. Step 2: Convert to fraction form
   108,055.56/149,050.38 = 71,758.56/x
3. Step 3: Cross multiply
   108,055.56x = 149,050.38 × 71,758.56
4. Step 4: Simplify right side
   108,055.56x = 10,695,640,636.25
5. Step 5: Solve for x
   x = 10,695,640,636.25/108,055.56
6. Step 6: Final answer
   x = 98,982.79