Finding the Fourth Proportional to 12,984,377.30, 17,915,221.41 and 8,395,176.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,984,377.30 : 17,915,221.41 = 8,395,176.50 : x
2. Step 2: Convert to fraction form
   12,984,377.30/17,915,221.41 = 8,395,176.50/x
3. Step 3: Cross multiply
   12,984,377.30x = 17,915,221.41 × 8,395,176.50
4. Step 4: Simplify right side
   12,984,377.30x = 150,401,445,773,528.88
5. Step 5: Solve for x
   x = 150,401,445,773,528.88/12,984,377.30
6. Step 6: Final answer
   x = 11,583,262.12