Finding the Fourth Proportional to 72,483,959.83, 100,027,879.36 and 39,888,911.83

Step by Step Solution

1. Step 1: Write the proportion equation
   72,483,959.83 : 100,027,879.36 = 39,888,911.83 : x
2. Step 2: Convert to fraction form
   72,483,959.83/100,027,879.36 = 39,888,911.83/x
3. Step 3: Cross multiply
   72,483,959.83x = 100,027,879.36 × 39,888,911.83
4. Step 4: Simplify right side
   72,483,959.83x = 3,990,003,259,633,333.50
5. Step 5: Solve for x
   x = 3,990,003,259,633,333.50/72,483,959.83
6. Step 6: Final answer
   x = 55,046,706.46