Finding the Fourth Proportional to 13,359,662,112.32, 18,435,828,629.76 and 7,419,597,251.84

Step by Step Solution

1. Step 1: Write the proportion equation
   13,359,662,112.32 : 18,435,828,629.76 = 7,419,597,251.84 : x
2. Step 2: Convert to fraction form
   13,359,662,112.32/18,435,828,629.76 = 7,419,597,251.84/x
3. Step 3: Cross multiply
   13,359,662,112.32x = 18,435,828,629.76 × 7,419,597,251.84
4. Step 4: Simplify right side
   13,359,662,112.32x = 136,786,423,436,760,481,792
5. Step 5: Solve for x
   x = 136,786,423,436,760,481,792/13,359,662,112.32
6. Step 6: Final answer
   x = 10,238,763,696.77