Finding the Fourth Proportional to 118,105.74, 177,065.61 and 58,910.94

Step by Step Solution

1. Step 1: Write the proportion equation
   118,105.74 : 177,065.61 = 58,910.94 : x
2. Step 2: Convert to fraction form
   118,105.74/177,065.61 = 58,910.94/x
3. Step 3: Cross multiply
   118,105.74x = 177,065.61 × 58,910.94
4. Step 4: Simplify right side
   118,105.74x = 10,431,101,526.77
5. Step 5: Solve for x
   x = 10,431,101,526.77/118,105.74
6. Step 6: Final answer
   x = 88,320.02