Finding the Fourth Proportional to 108,826.60, 150,176.82 and 61,081.96

Step by Step Solution

1. Step 1: Write the proportion equation
   108,826.60 : 150,176.82 = 61,081.96 : x
2. Step 2: Convert to fraction form
   108,826.60/150,176.82 = 61,081.96/x
3. Step 3: Cross multiply
   108,826.60x = 150,176.82 × 61,081.96
4. Step 4: Simplify right side
   108,826.60x = 9,173,094,512.17
5. Step 5: Solve for x
   x = 9,173,094,512.17/108,826.60
6. Step 6: Final answer
   x = 84,290.92