Finding the Fourth Proportional to 23,647,494.56, 32,633,528.12 and 12,782,478.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,647,494.56 : 32,633,528.12 = 12,782,478.56 : x
2. Step 2: Convert to fraction form
   23,647,494.56/32,633,528.12 = 12,782,478.56/x
3. Step 3: Cross multiply
   23,647,494.56x = 32,633,528.12 × 12,782,478.56
4. Step 4: Simplify right side
   23,647,494.56x = 417,137,373,531,057.12
5. Step 5: Solve for x
   x = 417,137,373,531,057.12/23,647,494.56
6. Step 6: Final answer
   x = 17,639,812.64