Finding the Fourth Proportional to 35,610.37, 49,109.79 and 30,572.98

Step by Step Solution

1. Step 1: Write the proportion equation
   35,610.37 : 49,109.79 = 30,572.98 : x
2. Step 2: Convert to fraction form
   35,610.37/49,109.79 = 30,572.98/x
3. Step 3: Cross multiply
   35,610.37x = 49,109.79 × 30,572.98
4. Step 4: Simplify right side
   35,610.37x = 1,501,432,619.35
5. Step 5: Solve for x
   x = 1,501,432,619.35/35,610.37
6. Step 6: Final answer
   x = 42,162.79