Finding the Fourth Proportional to 25,286,503.86, 34,895,462.18 and 13,684,064.27

Step by Step Solution

1. Step 1: Write the proportion equation
   25,286,503.86 : 34,895,462.18 = 13,684,064.27 : x
2. Step 2: Convert to fraction form
   25,286,503.86/34,895,462.18 = 13,684,064.27/x
3. Step 3: Cross multiply
   25,286,503.86x = 34,895,462.18 × 13,684,064.27
4. Step 4: Simplify right side
   25,286,503.86x = 477,511,746,959,576.69
5. Step 5: Solve for x
   x = 477,511,746,959,576.69/25,286,503.86
6. Step 6: Final answer
   x = 18,884,055.68