Finding the Fourth Proportional to 112,943.53, 155,835.91 and 67,604.28

Step by Step Solution

1. Step 1: Write the proportion equation
   112,943.53 : 155,835.91 = 67,604.28 : x
2. Step 2: Convert to fraction form
   112,943.53/155,835.91 = 67,604.28/x
3. Step 3: Cross multiply
   112,943.53x = 155,835.91 × 67,604.28
4. Step 4: Simplify right side
   112,943.53x = 10,535,174,493.69
5. Step 5: Solve for x
   x = 10,535,174,493.69/112,943.53
6. Step 6: Final answer
   x = 93,278.25