Finding the Fourth Proportional to 71,685.27, 107,530.47 and 19,094.94

Step by Step Solution

1. Step 1: Write the proportion equation
   71,685.27 : 107,530.47 = 19,094.94 : x
2. Step 2: Convert to fraction form
   71,685.27/107,530.47 = 19,094.94/x
3. Step 3: Cross multiply
   71,685.27x = 107,530.47 × 19,094.94
4. Step 4: Simplify right side
   71,685.27x = 2,053,287,872.82
5. Step 5: Solve for x
   x = 2,053,287,872.82/71,685.27
6. Step 6: Final answer
   x = 28,643.09