Finding the Fourth Proportional to 23,293,991.34, 32,147,146.25 and 12,839,984.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,293,991.34 : 32,147,146.25 = 12,839,984.09 : x
2. Step 2: Convert to fraction form
   23,293,991.34/32,147,146.25 = 12,839,984.09/x
3. Step 3: Cross multiply
   23,293,991.34x = 32,147,146.25 × 12,839,984.09
4. Step 4: Simplify right side
   23,293,991.34x = 412,768,846,332,669.25
5. Step 5: Solve for x
   x = 412,768,846,332,669.25/23,293,991.34
6. Step 6: Final answer
   x = 17,719,970.80