Finding the Fourth Proportional to 109,736.67, 164,593.04 and 74,424.82

Step by Step Solution

1. Step 1: Write the proportion equation
   109,736.67 : 164,593.04 = 74,424.82 : x
2. Step 2: Convert to fraction form
   109,736.67/164,593.04 = 74,424.82/x
3. Step 3: Cross multiply
   109,736.67x = 164,593.04 × 74,424.82
4. Step 4: Simplify right side
   109,736.67x = 12,249,807,003.13
5. Step 5: Solve for x
   x = 12,249,807,003.13/109,736.67
6. Step 6: Final answer
   x = 111,629.12