Finding the Fourth Proportional to 104,821.02, 144,645.69 and 59,499.93

Step by Step Solution

1. Step 1: Write the proportion equation
   104,821.02 : 144,645.69 = 59,499.93 : x
2. Step 2: Convert to fraction form
   104,821.02/144,645.69 = 59,499.93/x
3. Step 3: Cross multiply
   104,821.02x = 144,645.69 × 59,499.93
4. Step 4: Simplify right side
   104,821.02x = 8,606,408,429.80
5. Step 5: Solve for x
   x = 8,606,408,429.80/104,821.02
6. Step 6: Final answer
   x = 82,105.75