Finding the Fourth Proportional to 108,096.72, 162,006.84 and 45,681.36

Step by Step Solution

1. Step 1: Write the proportion equation
   108,096.72 : 162,006.84 = 45,681.36 : x
2. Step 2: Convert to fraction form
   108,096.72/162,006.84 = 45,681.36/x
3. Step 3: Cross multiply
   108,096.72x = 162,006.84 × 45,681.36
4. Step 4: Simplify right side
   108,096.72x = 7,400,692,780.50
5. Step 5: Solve for x
   x = 7,400,692,780.50/108,096.72
6. Step 6: Final answer
   x = 68,463.62