Finding the Fourth Proportional to 104,128, 143,722.56 and 59,441.92

Step by Step Solution

1. Step 1: Write the proportion equation
   104,128 : 143,722.56 = 59,441.92 : x
2. Step 2: Convert to fraction form
   104,128/143,722.56 = 59,441.92/x
3. Step 3: Cross multiply
   104,128x = 143,722.56 × 59,441.92
4. Step 4: Simplify right side
   104,128x = 8,543,144,913.72
5. Step 5: Solve for x
   x = 8,543,144,913.72/104,128
6. Step 6: Final answer
   x = 82,044.65