Finding the Fourth Proportional to 108,095.72, 162,005.34 and 45,680.36

Step by Step Solution

1. Step 1: Write the proportion equation
   108,095.72 : 162,005.34 = 45,680.36 : x
2. Step 2: Convert to fraction form
   108,095.72/162,005.34 = 45,680.36/x
3. Step 3: Cross multiply
   108,095.72x = 162,005.34 × 45,680.36
4. Step 4: Simplify right side
   108,095.72x = 7,400,462,253.12
5. Step 5: Solve for x
   x = 7,400,462,253.12/108,095.72
6. Step 6: Final answer
   x = 68,462.12