Finding the Fourth Proportional to 12,991,786,883.70, 17,925,593,096.25 and 7,353,002,734.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,991,786,883.70 : 17,925,593,096.25 = 7,353,002,734.98 : x
2. Step 2: Convert to fraction form
   12,991,786,883.70/17,925,593,096.25 = 7,353,002,734.98/x
3. Step 3: Cross multiply
   12,991,786,883.70x = 17,925,593,096.25 × 7,353,002,734.98
4. Step 4: Simplify right side
   12,991,786,883.70x = 131,806,935,062,864,855,040
5. Step 5: Solve for x
   x = 131,806,935,062,864,855,040/12,991,786,883.70
6. Step 6: Final answer
   x = 10,145,404,650.09