Finding the Fourth Proportional to 69,788.52, 104,667.06 and 19,867.52

Step by Step Solution

1. Step 1: Write the proportion equation
   69,788.52 : 104,667.06 = 19,867.52 : x
2. Step 2: Convert to fraction form
   69,788.52/104,667.06 = 19,867.52/x
3. Step 3: Cross multiply
   69,788.52x = 104,667.06 × 19,867.52
4. Step 4: Simplify right side
   69,788.52x = 2,079,474,384.56
5. Step 5: Solve for x
   x = 2,079,474,384.56/69,788.52
6. Step 6: Final answer
   x = 29,796.80