Finding the Fourth Proportional to 18,499,095.82, 25,528,100.88 and 10,239,174.01

Step by Step Solution

1. Step 1: Write the proportion equation
   18,499,095.82 : 25,528,100.88 = 10,239,174.01 : x
2. Step 2: Convert to fraction form
   18,499,095.82/25,528,100.88 = 10,239,174.01/x
3. Step 3: Cross multiply
   18,499,095.82x = 25,528,100.88 × 10,239,174.01
4. Step 4: Simplify right side
   18,499,095.82x = 261,386,667,055,154.12
5. Step 5: Solve for x
   x = 261,386,667,055,154.12/18,499,095.82
6. Step 6: Final answer
   x = 14,129,699.61