Finding the Fourth Proportional to 111,951.86, 154,491.32 and 60,965.19

Step by Step Solution

1. Step 1: Write the proportion equation
   111,951.86 : 154,491.32 = 60,965.19 : x
2. Step 2: Convert to fraction form
   111,951.86/154,491.32 = 60,965.19/x
3. Step 3: Cross multiply
   111,951.86x = 154,491.32 × 60,965.19
4. Step 4: Simplify right side
   111,951.86x = 9,418,592,829.56
5. Step 5: Solve for x
   x = 9,418,592,829.56/111,951.86
6. Step 6: Final answer
   x = 84,130.74