Finding the Fourth Proportional to 30,945,944,985.38, 42,705,147,365.49 and 17,397,642,535.69

Step by Step Solution

1. Step 1: Write the proportion equation
   30,945,944,985.38 : 42,705,147,365.49 = 17,397,642,535.69 : x
2. Step 2: Convert to fraction form
   30,945,944,985.38/42,705,147,365.49 = 17,397,642,535.69/x
3. Step 3: Cross multiply
   30,945,944,985.38x = 42,705,147,365.49 × 17,397,642,535.69
4. Step 4: Simplify right side
   30,945,944,985.38x = 742,968,888,298,458,185,728
5. Step 5: Solve for x
   x = 742,968,888,298,458,185,728/30,945,944,985.38
6. Step 6: Final answer
   x = 24,008,602,375.84