Finding the Fourth Proportional to 10,900,829,885.21, 16,354,151,603.53 and 3,913,701,366.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,900,829,885.21 : 16,354,151,603.53 = 3,913,701,366.09 : x
2. Step 2: Convert to fraction form
   10,900,829,885.21/16,354,151,603.53 = 3,913,701,366.09/x
3. Step 3: Cross multiply
   10,900,829,885.21x = 16,354,151,603.53 × 3,913,701,366.09
4. Step 4: Simplify right side
   10,900,829,885.21x = 64,005,265,471,970,500,608
5. Step 5: Solve for x
   x = 64,005,265,471,970,500,608/10,900,829,885.21
6. Step 6: Final answer
   x = 5,871,595,662.53