Finding the Fourth Proportional to 539,404,559.82, 809,107,233.39 and 130,461,103.98

Step by Step Solution

1. Step 1: Write the proportion equation
   539,404,559.82 : 809,107,233.39 = 130,461,103.98 : x
2. Step 2: Convert to fraction form
   539,404,559.82/809,107,233.39 = 130,461,103.98/x
3. Step 3: Cross multiply
   539,404,559.82x = 809,107,233.39 × 130,461,103.98
4. Step 4: Simplify right side
   539,404,559.82x = 105,557,022,906,262,912
5. Step 5: Solve for x
   x = 105,557,022,906,262,912/539,404,559.82
6. Step 6: Final answer
   x = 195,691,751.18