Finding the Fourth Proportional to 51,016.02, 76,300.21 and 45,433.06

Step by Step Solution

1. Step 1: Write the proportion equation
   51,016.02 : 76,300.21 = 45,433.06 : x
2. Step 2: Convert to fraction form
   51,016.02/76,300.21 = 45,433.06/x
3. Step 3: Cross multiply
   51,016.02x = 76,300.21 × 45,433.06
4. Step 4: Simplify right side
   51,016.02x = 3,466,552,143.80
5. Step 5: Solve for x
   x = 3,466,552,143.80/51,016.02
6. Step 6: Final answer
   x = 67,950.26