Finding the Fourth Proportional to 21,936,850.50, 30,272,834.62 and 12,147,294.18

Step by Step Solution

1. Step 1: Write the proportion equation
   21,936,850.50 : 30,272,834.62 = 12,147,294.18 : x
2. Step 2: Convert to fraction form
   21,936,850.50/30,272,834.62 = 12,147,294.18/x
3. Step 3: Cross multiply
   21,936,850.50x = 30,272,834.62 × 12,147,294.18
4. Step 4: Simplify right side
   21,936,850.50x = 367,733,027,791,628.50
5. Step 5: Solve for x
   x = 367,733,027,791,628.50/21,936,850.50
6. Step 6: Final answer
   x = 16,763,255.41