Finding the Fourth Proportional to 23,525.69, 32,465.31 and 12,770.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,525.69 : 32,465.31 = 12,770.78 : x
2. Step 2: Convert to fraction form
   23,525.69/32,465.31 = 12,770.78/x
3. Step 3: Cross multiply
   23,525.69x = 32,465.31 × 12,770.78
4. Step 4: Simplify right side
   23,525.69x = 414,607,331.64
5. Step 5: Solve for x
   x = 414,607,331.64/23,525.69
6. Step 6: Final answer
   x = 17,623.60