Finding the Fourth Proportional to 19,899.93, 27,460.82 and 10,945.98

Step by Step Solution

1. Step 1: Write the proportion equation
   19,899.93 : 27,460.82 = 10,945.98 : x
2. Step 2: Convert to fraction form
   19,899.93/27,460.82 = 10,945.98/x
3. Step 3: Cross multiply
   19,899.93x = 27,460.82 × 10,945.98
4. Step 4: Simplify right side
   19,899.93x = 300,585,531.77
5. Step 5: Solve for x
   x = 300,585,531.77/19,899.93
6. Step 6: Final answer
   x = 15,104.85