Finding the Fourth Proportional to 35,602.56, 49,132.08 and 19,686.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,602.56 : 49,132.08 = 19,686.72 : x
2. Step 2: Convert to fraction form
   35,602.56/49,132.08 = 19,686.72/x
3. Step 3: Cross multiply
   35,602.56x = 49,132.08 × 19,686.72
4. Step 4: Simplify right side
   35,602.56x = 967,249,501.98
5. Step 5: Solve for x
   x = 967,249,501.98/35,602.56
6. Step 6: Final answer
   x = 27,167.98