Finding the Fourth Proportional to 108,483,212.78, 162,780,456.45 and 53,149,993.82

Step by Step Solution

1. Step 1: Write the proportion equation
   108,483,212.78 : 162,780,456.45 = 53,149,993.82 : x
2. Step 2: Convert to fraction form
   108,483,212.78/162,780,456.45 = 53,149,993.82/x
3. Step 3: Cross multiply
   108,483,212.78x = 162,780,456.45 × 53,149,993.82
4. Step 4: Simplify right side
   108,483,212.78x = 8,651,780,254,334,279
5. Step 5: Solve for x
   x = 8,651,780,254,334,279/108,483,212.78
6. Step 6: Final answer
   x = 79,752,249.52