Finding the Fourth Proportional to 195,156, 269,315.34 and 105,732

Step by Step Solution

1. Step 1: Write the proportion equation
   195,156 : 269,315.34 = 105,732 : x
2. Step 2: Convert to fraction form
   195,156/269,315.34 = 105,732/x
3. Step 3: Cross multiply
   195,156x = 269,315.34 × 105,732
4. Step 4: Simplify right side
   195,156x = 28,475,249,528.88
5. Step 5: Solve for x
   x = 28,475,249,528.88/195,156
6. Step 6: Final answer
   x = 145,910.19