Finding the Fourth Proportional to 108,815,501.70, 163,010,676.15 and 65,556,204.30

Step by Step Solution

1. Step 1: Write the proportion equation
   108,815,501.70 : 163,010,676.15 = 65,556,204.30 : x
2. Step 2: Convert to fraction form
   108,815,501.70/163,010,676.15 = 65,556,204.30/x
3. Step 3: Cross multiply
   108,815,501.70x = 163,010,676.15 × 65,556,204.30
4. Step 4: Simplify right side
   108,815,501.70x = 10,686,361,188,770,538
5. Step 5: Solve for x
   x = 10,686,361,188,770,538/108,815,501.70
6. Step 6: Final answer
   x = 98,206,239.20