Finding the Fourth Proportional to 35,818.38, 49,430.61 and 19,903.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,818.38 : 49,430.61 = 19,903.50 : x
2. Step 2: Convert to fraction form
   35,818.38/49,430.61 = 19,903.50/x
3. Step 3: Cross multiply
   35,818.38x = 49,430.61 × 19,903.50
4. Step 4: Simplify right side
   35,818.38x = 983,842,146.14
5. Step 5: Solve for x
   x = 983,842,146.14/35,818.38
6. Step 6: Final answer
   x = 27,467.52