Finding the Fourth Proportional to 16,763,466,145.78, 23,133,606,223.41 and 9,142,530,472.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,763,466,145.78 : 23,133,606,223.41 = 9,142,530,472.18 : x
2. Step 2: Convert to fraction form
   16,763,466,145.78/23,133,606,223.41 = 9,142,530,472.18/x
3. Step 3: Cross multiply
   16,763,466,145.78x = 23,133,606,223.41 × 9,142,530,472.18
4. Step 4: Simplify right side
   16,763,466,145.78x = 211,499,699,828,938,833,920
5. Step 5: Solve for x
   x = 211,499,699,828,938,833,920/16,763,466,145.78
6. Step 6: Final answer
   x = 12,616,704,563.94