Finding the Fourth Proportional to 52,997, 73,062.77 and 42,278.24

Step by Step Solution

1. Step 1: Write the proportion equation
   52,997 : 73,062.77 = 42,278.24 : x
2. Step 2: Convert to fraction form
   52,997/73,062.77 = 42,278.24/x
3. Step 3: Cross multiply
   52,997x = 73,062.77 × 42,278.24
4. Step 4: Simplify right side
   52,997x = 3,088,965,325.12
5. Step 5: Solve for x
   x = 3,088,965,325.12/52,997
6. Step 6: Final answer
   x = 58,285.66