Finding the Fourth Proportional to 25,745,389.73, 35,494,830.15 and 18,578,587.33

Step by Step Solution

1. Step 1: Write the proportion equation
   25,745,389.73 : 35,494,830.15 = 18,578,587.33 : x
2. Step 2: Convert to fraction form
   25,745,389.73/35,494,830.15 = 18,578,587.33/x
3. Step 3: Cross multiply
   25,745,389.73x = 35,494,830.15 × 18,578,587.33
4. Step 4: Simplify right side
   25,745,389.73x = 659,443,801,686,224.75
5. Step 5: Solve for x
   x = 659,443,801,686,224.75/25,745,389.73
6. Step 6: Final answer
   x = 25,614,053.95