Finding the Fourth Proportional to 111,822,023.20, 154,320,743.76 and 67,181,648.80

Step by Step Solution

1. Step 1: Write the proportion equation
   111,822,023.20 : 154,320,743.76 = 67,181,648.80 : x
2. Step 2: Convert to fraction form
   111,822,023.20/154,320,743.76 = 67,181,648.80/x
3. Step 3: Cross multiply
   111,822,023.20x = 154,320,743.76 × 67,181,648.80
4. Step 4: Simplify right side
   111,822,023.20x = 10,367,522,009,839,110
5. Step 5: Solve for x
   x = 10,367,522,009,839,110/111,822,023.20
6. Step 6: Final answer
   x = 92,714,491.41