Finding the Fourth Proportional to 42,127.20, 63,004.89 and 37,479.84

Step by Step Solution

1. Step 1: Write the proportion equation
   42,127.20 : 63,004.89 = 37,479.84 : x
2. Step 2: Convert to fraction form
   42,127.20/63,004.89 = 37,479.84/x
3. Step 3: Cross multiply
   42,127.20x = 63,004.89 × 37,479.84
4. Step 4: Simplify right side
   42,127.20x = 2,361,413,196.42
5. Step 5: Solve for x
   x = 2,361,413,196.42/42,127.20
6. Step 6: Final answer
   x = 56,054.36