Finding the Fourth Proportional to 83,280.84, 114,930.27 and 45,555.09

Step by Step Solution

1. Step 1: Write the proportion equation
   83,280.84 : 114,930.27 = 45,555.09 : x
2. Step 2: Convert to fraction form
   83,280.84/114,930.27 = 45,555.09/x
3. Step 3: Cross multiply
   83,280.84x = 114,930.27 × 45,555.09
4. Step 4: Simplify right side
   83,280.84x = 5,235,658,793.57
5. Step 5: Solve for x
   x = 5,235,658,793.57/83,280.84
6. Step 6: Final answer
   x = 62,867.51