Finding the Fourth Proportional to 19,601,389.38, 27,048,806.28 and 10,899,375.15

Step by Step Solution

1. Step 1: Write the proportion equation
   19,601,389.38 : 27,048,806.28 = 10,899,375.15 : x
2. Step 2: Convert to fraction form
   19,601,389.38/27,048,806.28 = 10,899,375.15/x
3. Step 3: Cross multiply
   19,601,389.38x = 27,048,806.28 × 10,899,375.15
4. Step 4: Simplify right side
   19,601,389.38x = 294,815,087,005,395.94
5. Step 5: Solve for x
   x = 294,815,087,005,395.94/19,601,389.38
6. Step 6: Final answer
   x = 15,040,519.90