Finding the Fourth Proportional to 95,915.96, 143,915.39 and 51,490.83

Step by Step Solution

1. Step 1: Write the proportion equation
   95,915.96 : 143,915.39 = 51,490.83 : x
2. Step 2: Convert to fraction form
   95,915.96/143,915.39 = 51,490.83/x
3. Step 3: Cross multiply
   95,915.96x = 143,915.39 × 51,490.83
4. Step 4: Simplify right side
   95,915.96x = 7,410,322,623.42
5. Step 5: Solve for x
   x = 7,410,322,623.42/95,915.96
6. Step 6: Final answer
   x = 77,258.50