Finding the Fourth Proportional to 69,948.57, 104,953.86 and 36,660.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,948.57 : 104,953.86 = 36,660.72 : x
2. Step 2: Convert to fraction form
   69,948.57/104,953.86 = 36,660.72/x
3. Step 3: Cross multiply
   69,948.57x = 104,953.86 × 36,660.72
4. Step 4: Simplify right side
   69,948.57x = 3,847,684,074.38
5. Step 5: Solve for x
   x = 3,847,684,074.38/69,948.57
6. Step 6: Final answer
   x = 55,007.33