Finding the Fourth Proportional to 69,212.72, 103,786.26 and 35,899.46

Step by Step Solution

1. Step 1: Write the proportion equation
   69,212.72 : 103,786.26 = 35,899.46 : x
2. Step 2: Convert to fraction form
   69,212.72/103,786.26 = 35,899.46/x
3. Step 3: Cross multiply
   69,212.72x = 103,786.26 × 35,899.46
4. Step 4: Simplify right side
   69,212.72x = 3,725,870,689.42
5. Step 5: Solve for x
   x = 3,725,870,689.42/69,212.72
6. Step 6: Final answer
   x = 53,832.17