Finding the Fourth Proportional to 112,823.99, 155,712.65 and 65,076.29

Step by Step Solution

1. Step 1: Write the proportion equation
   112,823.99 : 155,712.65 = 65,076.29 : x
2. Step 2: Convert to fraction form
   112,823.99/155,712.65 = 65,076.29/x
3. Step 3: Cross multiply
   112,823.99x = 155,712.65 × 65,076.29
4. Step 4: Simplify right side
   112,823.99x = 10,133,200,464.12
5. Step 5: Solve for x
   x = 10,133,200,464.12/112,823.99
6. Step 6: Final answer
   x = 89,814.24