Finding the Fourth Proportional to 83,067.60, 114,632.52 and 51,223.76

Step by Step Solution

1. Step 1: Write the proportion equation
   83,067.60 : 114,632.52 = 51,223.76 : x
2. Step 2: Convert to fraction form
   83,067.60/114,632.52 = 51,223.76/x
3. Step 3: Cross multiply
   83,067.60x = 114,632.52 × 51,223.76
4. Step 4: Simplify right side
   83,067.60x = 5,871,908,692.68
5. Step 5: Solve for x
   x = 5,871,908,692.68/83,067.60
6. Step 6: Final answer
   x = 70,688.32