Finding the Fourth Proportional to 109,671.78, 151,345.89 and 61,922.28

Step by Step Solution

1. Step 1: Write the proportion equation
   109,671.78 : 151,345.89 = 61,922.28 : x
2. Step 2: Convert to fraction form
   109,671.78/151,345.89 = 61,922.28/x
3. Step 3: Cross multiply
   109,671.78x = 151,345.89 × 61,922.28
4. Step 4: Simplify right side
   109,671.78x = 9,371,682,577.43
5. Step 5: Solve for x
   x = 9,371,682,577.43/109,671.78
6. Step 6: Final answer
   x = 85,452.09