Finding the Fourth Proportional to 42,142,054,840, 63,187,838,171.94 and 13,413,062,317.54

Step by Step Solution

1. Step 1: Write the proportion equation
   42,142,054,840 : 63,187,838,171.94 = 13,413,062,317.54 : x
2. Step 2: Convert to fraction form
   42,142,054,840/63,187,838,171.94 = 13,413,062,317.54/x
3. Step 3: Cross multiply
   42,142,054,840x = 63,187,838,171.94 × 13,413,062,317.54
4. Step 4: Simplify right side
   42,142,054,840x = 847,542,411,110,481,002,496
5. Step 5: Solve for x
   x = 847,542,411,110,481,002,496/42,142,054,840
6. Step 6: Final answer
   x = 20,111,558,734.58