Finding the Fourth Proportional to 104,459.25, 144,155.46 and 59,136.06

Step by Step Solution

1. Step 1: Write the proportion equation
   104,459.25 : 144,155.46 = 59,136.06 : x
2. Step 2: Convert to fraction form
   104,459.25/144,155.46 = 59,136.06/x
3. Step 3: Cross multiply
   104,459.25x = 144,155.46 × 59,136.06
4. Step 4: Simplify right side
   104,459.25x = 8,524,785,931.89
5. Step 5: Solve for x
   x = 8,524,785,931.89/104,459.25
6. Step 6: Final answer
   x = 81,608.72