Finding the Fourth Proportional to 111,982.13, 154,535.56 and 60,994.70

Step by Step Solution

1. Step 1: Write the proportion equation
   111,982.13 : 154,535.56 = 60,994.70 : x
2. Step 2: Convert to fraction form
   111,982.13/154,535.56 = 60,994.70/x
3. Step 3: Cross multiply
   111,982.13x = 154,535.56 × 60,994.70
4. Step 4: Simplify right side
   111,982.13x = 9,425,850,456.43
5. Step 5: Solve for x
   x = 9,425,850,456.43/111,982.13
6. Step 6: Final answer
   x = 84,172.81