Finding the Fourth Proportional to 148,603.89, 205,073.35 and 84,943.06

Step by Step Solution

1. Step 1: Write the proportion equation
   148,603.89 : 205,073.35 = 84,943.06 : x
2. Step 2: Convert to fraction form
   148,603.89/205,073.35 = 84,943.06/x
3. Step 3: Cross multiply
   148,603.89x = 205,073.35 × 84,943.06
4. Step 4: Simplify right side
   148,603.89x = 17,419,557,873.45
5. Step 5: Solve for x
   x = 17,419,557,873.45/148,603.89
6. Step 6: Final answer
   x = 117,221.41