Finding the Fourth Proportional to 94,017.12, 141,145.85 and 80,774.83

Step by Step Solution

1. Step 1: Write the proportion equation
   94,017.12 : 141,145.85 = 80,774.83 : x
2. Step 2: Convert to fraction form
   94,017.12/141,145.85 = 80,774.83/x
3. Step 3: Cross multiply
   94,017.12x = 141,145.85 × 80,774.83
4. Step 4: Simplify right side
   94,017.12x = 11,401,032,038.96
5. Step 5: Solve for x
   x = 11,401,032,038.96/94,017.12
6. Step 6: Final answer
   x = 121,265.49