Finding the Fourth Proportional to 162,061.28, 243,117.84 and 68,567.84

Step by Step Solution

1. Step 1: Write the proportion equation
   162,061.28 : 243,117.84 = 68,567.84 : x
2. Step 2: Convert to fraction form
   162,061.28/243,117.84 = 68,567.84/x
3. Step 3: Cross multiply
   162,061.28x = 243,117.84 × 68,567.84
4. Step 4: Simplify right side
   162,061.28x = 16,670,065,154.27
5. Step 5: Solve for x
   x = 16,670,065,154.27/162,061.28
6. Step 6: Final answer
   x = 102,862.73