Finding the Fourth Proportional to 103,676.52, 143,117.74 and 69,704.72

Step by Step Solution

1. Step 1: Write the proportion equation
   103,676.52 : 143,117.74 = 69,704.72 : x
2. Step 2: Convert to fraction form
   103,676.52/143,117.74 = 69,704.72/x
3. Step 3: Cross multiply
   103,676.52x = 143,117.74 × 69,704.72
4. Step 4: Simplify right side
   103,676.52x = 9,975,981,993.73
5. Step 5: Solve for x
   x = 9,975,981,993.73/103,676.52
6. Step 6: Final answer
   x = 96,222.19