Finding the Fourth Proportional to 69,759.17, 104,627.55 and 19,146.38

Step by Step Solution

1. Step 1: Write the proportion equation
   69,759.17 : 104,627.55 = 19,146.38 : x
2. Step 2: Convert to fraction form
   69,759.17/104,627.55 = 19,146.38/x
3. Step 3: Cross multiply
   69,759.17x = 104,627.55 × 19,146.38
4. Step 4: Simplify right side
   69,759.17x = 2,003,238,379.43
5. Step 5: Solve for x
   x = 2,003,238,379.43/69,759.17
6. Step 6: Final answer
   x = 28,716.49