Finding the Fourth Proportional to 72,083.78, 99,484.07 and 59,962.84

Step by Step Solution

1. Step 1: Write the proportion equation
   72,083.78 : 99,484.07 = 59,962.84 : x
2. Step 2: Convert to fraction form
   72,083.78/99,484.07 = 59,962.84/x
3. Step 3: Cross multiply
   72,083.78x = 99,484.07 × 59,962.84
4. Step 4: Simplify right side
   72,083.78x = 5,965,347,334.64
5. Step 5: Solve for x
   x = 5,965,347,334.64/72,083.78
6. Step 6: Final answer
   x = 82,755.76