Finding the Fourth Proportional to 162,426.94, 243,476.86 and 67,709.57

Step by Step Solution

1. Step 1: Write the proportion equation
   162,426.94 : 243,476.86 = 67,709.57 : x
2. Step 2: Convert to fraction form
   162,426.94/243,476.86 = 67,709.57/x
3. Step 3: Cross multiply
   162,426.94x = 243,476.86 × 67,709.57
4. Step 4: Simplify right side
   162,426.94x = 16,485,713,495.55
5. Step 5: Solve for x
   x = 16,485,713,495.55/162,426.94
6. Step 6: Final answer
   x = 101,496.18