Finding the Fourth Proportional to 49,128.07, 67,799.51 and 37,170.65

Step by Step Solution

1. Step 1: Write the proportion equation
   49,128.07 : 67,799.51 = 37,170.65 : x
2. Step 2: Convert to fraction form
   49,128.07/67,799.51 = 37,170.65/x
3. Step 3: Cross multiply
   49,128.07x = 67,799.51 × 37,170.65
4. Step 4: Simplify right side
   49,128.07x = 2,520,151,493.50
5. Step 5: Solve for x
   x = 2,520,151,493.50/49,128.07
6. Step 6: Final answer
   x = 51,297.59