Finding the Fourth Proportional to 83,078.83, 114,654.96 and 47,280.34

Step by Step Solution

1. Step 1: Write the proportion equation
   83,078.83 : 114,654.96 = 47,280.34 : x
2. Step 2: Convert to fraction form
   83,078.83/114,654.96 = 47,280.34/x
3. Step 3: Cross multiply
   83,078.83x = 114,654.96 × 47,280.34
4. Step 4: Simplify right side
   83,078.83x = 5,420,925,491.49
5. Step 5: Solve for x
   x = 5,420,925,491.49/83,078.83
6. Step 6: Final answer
   x = 65,250.38