Finding the Fourth Proportional to 105,283.59, 145,045.04 and 73,395.51

Step by Step Solution

1. Step 1: Write the proportion equation
   105,283.59 : 145,045.04 = 73,395.51 : x
2. Step 2: Convert to fraction form
   105,283.59/145,045.04 = 73,395.51/x
3. Step 3: Cross multiply
   105,283.59x = 145,045.04 × 73,395.51
4. Step 4: Simplify right side
   105,283.59x = 10,645,654,683.77
5. Step 5: Solve for x
   x = 10,645,654,683.77/105,283.59
6. Step 6: Final answer
   x = 101,114.09