Finding the Fourth Proportional to 19,898.58, 27,460.71 and 10,946.46

Step by Step Solution

1. Step 1: Write the proportion equation
   19,898.58 : 27,460.71 = 10,946.46 : x
2. Step 2: Convert to fraction form
   19,898.58/27,460.71 = 10,946.46/x
3. Step 3: Cross multiply
   19,898.58x = 27,460.71 × 10,946.46
4. Step 4: Simplify right side
   19,898.58x = 300,597,563.59
5. Step 5: Solve for x
   x = 300,597,563.59/19,898.58
6. Step 6: Final answer
   x = 15,106.48