Finding the Fourth Proportional to 12,330,978.30, 18,499,193.91 and 3,694,729.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,330,978.30 : 18,499,193.91 = 3,694,729.14 : x
2. Step 2: Convert to fraction form
   12,330,978.30/18,499,193.91 = 3,694,729.14/x
3. Step 3: Cross multiply
   12,330,978.30x = 18,499,193.91 × 3,694,729.14
4. Step 4: Simplify right side
   12,330,978.30x = 68,349,510,805,787.54
5. Step 5: Solve for x
   x = 68,349,510,805,787.54/12,330,978.30
6. Step 6: Final answer
   x = 5,542,910.64