Finding the Fourth Proportional to 51,066,502.12, 76,150,002.88 and 50,605,919.92

Step by Step Solution

1. Step 1: Write the proportion equation
   51,066,502.12 : 76,150,002.88 = 50,605,919.92 : x
2. Step 2: Convert to fraction form
   51,066,502.12/76,150,002.88 = 50,605,919.92/x
3. Step 3: Cross multiply
   51,066,502.12x = 76,150,002.88 × 50,605,919.92
4. Step 4: Simplify right side
   51,066,502.12x = 3,853,640,947,653,049.50
5. Step 5: Solve for x
   x = 3,853,640,947,653,049.50/51,066,502.12
6. Step 6: Final answer
   x = 75,463,186.00