Finding the Fourth Proportional to 21,067,597,096.42, 31,579,274,314.53 and 7,088,365,770.42

Step by Step Solution

1. Step 1: Write the proportion equation
   21,067,597,096.42 : 31,579,274,314.53 = 7,088,365,770.42 : x
2. Step 2: Convert to fraction form
   21,067,597,096.42/31,579,274,314.53 = 7,088,365,770.42/x
3. Step 3: Cross multiply
   21,067,597,096.42x = 31,579,274,314.53 × 7,088,365,770.42
4. Step 4: Simplify right side
   21,067,597,096.42x = 223,845,447,105,934,819,328
5. Step 5: Solve for x
   x = 223,845,447,105,934,819,328/21,067,597,096.42
6. Step 6: Final answer
   x = 10,625,105,752.76