Finding the Fourth Proportional to 147,919.24, 204,146.52 and 83,400.91

Step by Step Solution

1. Step 1: Write the proportion equation
   147,919.24 : 204,146.52 = 83,400.91 : x
2. Step 2: Convert to fraction form
   147,919.24/204,146.52 = 83,400.91/x
3. Step 3: Cross multiply
   147,919.24x = 204,146.52 × 83,400.91
4. Step 4: Simplify right side
   147,919.24x = 17,026,005,541.33
5. Step 5: Solve for x
   x = 17,026,005,541.33/147,919.24
6. Step 6: Final answer
   x = 115,103.39