Finding the Fourth Proportional to 8,226,408.30, 12,334,428.45 and 3,437,429.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,226,408.30 : 12,334,428.45 = 3,437,429.10 : x
2. Step 2: Convert to fraction form
   8,226,408.30/12,334,428.45 = 3,437,429.10/x
3. Step 3: Cross multiply
   8,226,408.30x = 12,334,428.45 × 3,437,429.10
4. Step 4: Simplify right side
   8,226,408.30x = 42,398,723,285,897.89
5. Step 5: Solve for x
   x = 42,398,723,285,897.89/8,226,408.30
6. Step 6: Final answer
   x = 5,153,977.50