Finding the Fourth Proportional to 12,043,982,968.56, 18,063,970,664.04 and 3,647,892,394.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,043,982,968.56 : 18,063,970,664.04 = 3,647,892,394.31 : x
2. Step 2: Convert to fraction form
   12,043,982,968.56/18,063,970,664.04 = 3,647,892,394.31/x
3. Step 3: Cross multiply
   12,043,982,968.56x = 18,063,970,664.04 × 3,647,892,394.31
4. Step 4: Simplify right side
   12,043,982,968.56x = 65,895,421,196,300,156,928
5. Step 5: Solve for x
   x = 65,895,421,196,300,156,928/12,043,982,968.56
6. Step 6: Final answer
   x = 5,471,231,682.10