Finding the Fourth Proportional to 111,661.14, 154,093.59 and 61,360.14

Step by Step Solution

1. Step 1: Write the proportion equation
   111,661.14 : 154,093.59 = 61,360.14 : x
2. Step 2: Convert to fraction form
   111,661.14/154,093.59 = 61,360.14/x
3. Step 3: Cross multiply
   111,661.14x = 154,093.59 × 61,360.14
4. Step 4: Simplify right side
   111,661.14x = 9,455,204,255.50
5. Step 5: Solve for x
   x = 9,455,204,255.50/111,661.14
6. Step 6: Final answer
   x = 84,677.66