Finding the Fourth Proportional to 114,100.79, 171,191.72 and 50,915.16

Step by Step Solution

1. Step 1: Write the proportion equation
   114,100.79 : 171,191.72 = 50,915.16 : x
2. Step 2: Convert to fraction form
   114,100.79/171,191.72 = 50,915.16/x
3. Step 3: Cross multiply
   114,100.79x = 171,191.72 × 50,915.16
4. Step 4: Simplify right side
   114,100.79x = 8,716,253,941.76
5. Step 5: Solve for x
   x = 8,716,253,941.76/114,100.79
6. Step 6: Final answer
   x = 76,390.83