Finding the Fourth Proportional to 96,951.78, 133,748.55 and 56,667.24

Step by Step Solution

1. Step 1: Write the proportion equation
   96,951.78 : 133,748.55 = 56,667.24 : x
2. Step 2: Convert to fraction form
   96,951.78/133,748.55 = 56,667.24/x
3. Step 3: Cross multiply
   96,951.78x = 133,748.55 × 56,667.24
4. Step 4: Simplify right side
   96,951.78x = 7,579,161,182.50
5. Step 5: Solve for x
   x = 7,579,161,182.50/96,951.78
6. Step 6: Final answer
   x = 78,174.54