Finding the Fourth Proportional to 42,674.04, 64,019.97 and 13,096.08

Step by Step Solution

1. Step 1: Write the proportion equation
   42,674.04 : 64,019.97 = 13,096.08 : x
2. Step 2: Convert to fraction form
   42,674.04/64,019.97 = 13,096.08/x
3. Step 3: Cross multiply
   42,674.04x = 64,019.97 × 13,096.08
4. Step 4: Simplify right side
   42,674.04x = 838,410,648.72
5. Step 5: Solve for x
   x = 838,410,648.72/42,674.04
6. Step 6: Final answer
   x = 19,646.85