Finding the Fourth Proportional to 35,621.31, 49,158.86 and 19,705.49

Step by Step Solution

1. Step 1: Write the proportion equation
   35,621.31 : 49,158.86 = 19,705.49 : x
2. Step 2: Convert to fraction form
   35,621.31/49,158.86 = 19,705.49/x
3. Step 3: Cross multiply
   35,621.31x = 49,158.86 × 19,705.49
4. Step 4: Simplify right side
   35,621.31x = 968,699,079.82
5. Step 5: Solve for x
   x = 968,699,079.82/35,621.31
6. Step 6: Final answer
   x = 27,194.37