Finding the Fourth Proportional to 8,926,498.91, 12,319,915.05 and 5,443,858.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,926,498.91 : 12,319,915.05 = 5,443,858.15 : x
2. Step 2: Convert to fraction form
   8,926,498.91/12,319,915.05 = 5,443,858.15/x
3. Step 3: Cross multiply
   8,926,498.91x = 12,319,915.05 × 5,443,858.15
4. Step 4: Simplify right side
   8,926,498.91x = 67,067,869,863,431.29
5. Step 5: Solve for x
   x = 67,067,869,863,431.29/8,926,498.91
6. Step 6: Final answer
   x = 7,513,345.44