Finding the Fourth Proportional to 42,042,809,554.91, 63,064,377,945.45 and 10,171,431,354.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,042,809,554.91 : 63,064,377,945.45 = 10,171,431,354.32 : x
2. Step 2: Convert to fraction form
   42,042,809,554.91/63,064,377,945.45 = 10,171,431,354.32/x
3. Step 3: Cross multiply
   42,042,809,554.91x = 63,064,377,945.45 × 10,171,431,354.32
4. Step 4: Simplify right side
   42,042,809,554.91x = 641,454,991,174,721,470,464
5. Step 5: Solve for x
   x = 641,454,991,174,721,470,464/42,042,809,554.91
6. Step 6: Final answer
   x = 15,257,186,614.44