Finding the Fourth Proportional to 42,493.15, 63,992.68 and 37,012.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,493.15 : 63,992.68 = 37,012.69 : x
2. Step 2: Convert to fraction form
   42,493.15/63,992.68 = 37,012.69/x
3. Step 3: Cross multiply
   42,493.15x = 63,992.68 × 37,012.69
4. Step 4: Simplify right side
   42,493.15x = 2,368,540,907.15
5. Step 5: Solve for x
   x = 2,368,540,907.15/42,493.15
6. Step 6: Final answer
   x = 55,739.36