Finding the Fourth Proportional to 108,498.18, 162,773.09 and 45,283.10

Step by Step Solution

1. Step 1: Write the proportion equation
   108,498.18 : 162,773.09 = 45,283.10 : x
2. Step 2: Convert to fraction form
   108,498.18/162,773.09 = 45,283.10/x
3. Step 3: Cross multiply
   108,498.18x = 162,773.09 × 45,283.10
4. Step 4: Simplify right side
   108,498.18x = 7,370,870,411.63
5. Step 5: Solve for x
   x = 7,370,870,411.63/108,498.18
6. Step 6: Final answer
   x = 67,935.43