Finding the Fourth Proportional to 104,019.93, 143,501.83 and 60,977.61

Step by Step Solution

1. Step 1: Write the proportion equation
   104,019.93 : 143,501.83 = 60,977.61 : x
2. Step 2: Convert to fraction form
   104,019.93/143,501.83 = 60,977.61/x
3. Step 3: Cross multiply
   104,019.93x = 143,501.83 × 60,977.61
4. Step 4: Simplify right side
   104,019.93x = 8,750,398,471.58
5. Step 5: Solve for x
   x = 8,750,398,471.58/104,019.93
6. Step 6: Final answer
   x = 84,122.33