Finding the Fourth Proportional to 104,828.50, 144,661.89 and 62,385.94

Step by Step Solution

1. Step 1: Write the proportion equation
   104,828.50 : 144,661.89 = 62,385.94 : x
2. Step 2: Convert to fraction form
   104,828.50/144,661.89 = 62,385.94/x
3. Step 3: Cross multiply
   104,828.50x = 144,661.89 × 62,385.94
4. Step 4: Simplify right side
   104,828.50x = 9,024,867,989.83
5. Step 5: Solve for x
   x = 9,024,867,989.83/104,828.50
6. Step 6: Final answer
   x = 86,091.74