Finding the Fourth Proportional to 35,577.82, 49,060.65 and 30,558.70

Step by Step Solution

1. Step 1: Write the proportion equation
   35,577.82 : 49,060.65 = 30,558.70 : x
2. Step 2: Convert to fraction form
   35,577.82/49,060.65 = 30,558.70/x
3. Step 3: Cross multiply
   35,577.82x = 49,060.65 × 30,558.70
4. Step 4: Simplify right side
   35,577.82x = 1,499,229,685.16
5. Step 5: Solve for x
   x = 1,499,229,685.16/35,577.82
6. Step 6: Final answer
   x = 42,139.45