Finding the Fourth Proportional to 12,861,419,300.63, 19,289,989,163.58 and 3,895,476,874.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,861,419,300.63 : 19,289,989,163.58 = 3,895,476,874.02 : x
2. Step 2: Convert to fraction form
   12,861,419,300.63/19,289,989,163.58 = 3,895,476,874.02/x
3. Step 3: Cross multiply
   12,861,419,300.63x = 19,289,989,163.58 × 3,895,476,874.02
4. Step 4: Simplify right side
   12,861,419,300.63x = 75,143,706,686,822,301,696
5. Step 5: Solve for x
   x = 75,143,706,686,822,301,696/12,861,419,300.63
6. Step 6: Final answer
   x = 5,842,567,210.54