Finding the Fourth Proportional to 139,166.58, 208,750.50 and 59,183.94

Step by Step Solution

1. Step 1: Write the proportion equation
   139,166.58 : 208,750.50 = 59,183.94 : x
2. Step 2: Convert to fraction form
   139,166.58/208,750.50 = 59,183.94/x
3. Step 3: Cross multiply
   139,166.58x = 208,750.50 × 59,183.94
4. Step 4: Simplify right side
   139,166.58x = 12,354,677,066.97
5. Step 5: Solve for x
   x = 12,354,677,066.97/139,166.58
6. Step 6: Final answer
   x = 88,776.18