Finding the Fourth Proportional to 35,818.10, 49,426.80 and 19,902

Step by Step Solution

1. Step 1: Write the proportion equation
   35,818.10 : 49,426.80 = 19,902 : x
2. Step 2: Convert to fraction form
   35,818.10/49,426.80 = 19,902/x
3. Step 3: Cross multiply
   35,818.10x = 49,426.80 × 19,902
4. Step 4: Simplify right side
   35,818.10x = 983,692,173.60
5. Step 5: Solve for x
   x = 983,692,173.60/35,818.10
6. Step 6: Final answer
   x = 27,463.55