Finding the Fourth Proportional to 140,603.42, 194,032.72 and 76,941.24

Step by Step Solution

1. Step 1: Write the proportion equation
   140,603.42 : 194,032.72 = 76,941.24 : x
2. Step 2: Convert to fraction form
   140,603.42/194,032.72 = 76,941.24/x
3. Step 3: Cross multiply
   140,603.42x = 194,032.72 × 76,941.24
4. Step 4: Simplify right side
   140,603.42x = 14,929,118,077.37
5. Step 5: Solve for x
   x = 14,929,118,077.37/140,603.42
6. Step 6: Final answer
   x = 106,178.91