Finding the Fourth Proportional to 104,801.50, 144,637.01 and 59,491.72

Step by Step Solution

1. Step 1: Write the proportion equation
   104,801.50 : 144,637.01 = 59,491.72 : x
2. Step 2: Convert to fraction form
   104,801.50/144,637.01 = 59,491.72/x
3. Step 3: Cross multiply
   104,801.50x = 144,637.01 × 59,491.72
4. Step 4: Simplify right side
   104,801.50x = 8,604,704,500.56
5. Step 5: Solve for x
   x = 8,604,704,500.56/104,801.50
6. Step 6: Final answer
   x = 82,104.78