Finding the Fourth Proportional to 51,662,009.37, 77,493,120.69 and 48,505,249.83

Step by Step Solution

1. Step 1: Write the proportion equation
   51,662,009.37 : 77,493,120.69 = 48,505,249.83 : x
2. Step 2: Convert to fraction form
   51,662,009.37/77,493,120.69 = 48,505,249.83/x
3. Step 3: Cross multiply
   51,662,009.37x = 77,493,120.69 × 48,505,249.83
4. Step 4: Simplify right side
   51,662,009.37x = 3,758,823,179,174,791.50
5. Step 5: Solve for x
   x = 3,758,823,179,174,791.50/51,662,009.37
6. Step 6: Final answer
   x = 72,757,974.86