Finding the Fourth Proportional to 13,162,281.32, 19,732,725.43 and 5,491,643.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,162,281.32 : 19,732,725.43 = 5,491,643.69 : x
2. Step 2: Convert to fraction form
   13,162,281.32/19,732,725.43 = 5,491,643.69/x
3. Step 3: Cross multiply
   13,162,281.32x = 19,732,725.43 × 5,491,643.69
4. Step 4: Simplify right side
   13,162,281.32x = 108,365,097,129,764.73
5. Step 5: Solve for x
   x = 108,365,097,129,764.73/13,162,281.32
6. Step 6: Final answer
   x = 8,233,002.66