Finding the Fourth Proportional to 104,624.72, 144,335.49 and 69,708.86

Step by Step Solution

1. Step 1: Write the proportion equation
   104,624.72 : 144,335.49 = 69,708.86 : x
2. Step 2: Convert to fraction form
   104,624.72/144,335.49 = 69,708.86/x
3. Step 3: Cross multiply
   104,624.72x = 144,335.49 × 69,708.86
4. Step 4: Simplify right side
   104,624.72x = 10,061,462,465.44
5. Step 5: Solve for x
   x = 10,061,462,465.44/104,624.72
6. Step 6: Final answer
   x = 96,167.16