Finding the Fourth Proportional to 104,105.93, 143,667.33 and 56,360.30

Step by Step Solution

1. Step 1: Write the proportion equation
   104,105.93 : 143,667.33 = 56,360.30 : x
2. Step 2: Convert to fraction form
   104,105.93/143,667.33 = 56,360.30/x
3. Step 3: Cross multiply
   104,105.93x = 143,667.33 × 56,360.30
4. Step 4: Simplify right side
   104,105.93x = 8,097,133,819.00
5. Step 5: Solve for x
   x = 8,097,133,819.00/104,105.93
6. Step 6: Final answer
   x = 77,777.83