Finding the Fourth Proportional to 69,826.98, 104,743.86 and 19,910.55

Step by Step Solution

1. Step 1: Write the proportion equation
   69,826.98 : 104,743.86 = 19,910.55 : x
2. Step 2: Convert to fraction form
   69,826.98/104,743.86 = 19,910.55/x
3. Step 3: Cross multiply
   69,826.98x = 104,743.86 × 19,910.55
4. Step 4: Simplify right side
   69,826.98x = 2,085,507,861.72
5. Step 5: Solve for x
   x = 2,085,507,861.72/69,826.98
6. Step 6: Final answer
   x = 29,866.79