Finding the Fourth Proportional to 187,984.84, 282,040.42 and 69,665.72

Step by Step Solution

1. Step 1: Write the proportion equation
   187,984.84 : 282,040.42 = 69,665.72 : x
2. Step 2: Convert to fraction form
   187,984.84/282,040.42 = 69,665.72/x
3. Step 3: Cross multiply
   187,984.84x = 282,040.42 × 69,665.72
4. Step 4: Simplify right side
   187,984.84x = 19,648,548,928.40
5. Step 5: Solve for x
   x = 19,648,548,928.40/187,984.84
6. Step 6: Final answer
   x = 104,521.99