Finding the Fourth Proportional to 162,564.84, 243,769.50 and 69,019.56

Step by Step Solution

1. Step 1: Write the proportion equation
   162,564.84 : 243,769.50 = 69,019.56 : x
2. Step 2: Convert to fraction form
   162,564.84/243,769.50 = 69,019.56/x
3. Step 3: Cross multiply
   162,564.84x = 243,769.50 × 69,019.56
4. Step 4: Simplify right side
   162,564.84x = 16,824,863,631.42
5. Step 5: Solve for x
   x = 16,824,863,631.42/162,564.84
6. Step 6: Final answer
   x = 103,496.33