Finding the Fourth Proportional to 92,667.42, 138,951.16 and 49,995.72

Step by Step Solution

1. Step 1: Write the proportion equation
   92,667.42 : 138,951.16 = 49,995.72 : x
2. Step 2: Convert to fraction form
   92,667.42/138,951.16 = 49,995.72/x
3. Step 3: Cross multiply
   92,667.42x = 138,951.16 × 49,995.72
4. Step 4: Simplify right side
   92,667.42x = 6,946,963,289.04
5. Step 5: Solve for x
   x = 6,946,963,289.04/92,667.42
6. Step 6: Final answer
   x = 74,966.62