Finding the Fourth Proportional to 35,552.61, 49,062.69 and 19,638.18

Step by Step Solution

1. Step 1: Write the proportion equation
   35,552.61 : 49,062.69 = 19,638.18 : x
2. Step 2: Convert to fraction form
   35,552.61/49,062.69 = 19,638.18/x
3. Step 3: Cross multiply
   35,552.61x = 49,062.69 × 19,638.18
4. Step 4: Simplify right side
   35,552.61x = 963,501,937.50
5. Step 5: Solve for x
   x = 963,501,937.50/35,552.61
6. Step 6: Final answer
   x = 27,100.74