Finding the Fourth Proportional to 4,000,086.72, 5,520,134.31 and 2,164,545.03

Step by Step Solution

1. Step 1: Write the proportion equation
   4,000,086.72 : 5,520,134.31 = 2,164,545.03 : x
2. Step 2: Convert to fraction form
   4,000,086.72/5,520,134.31 = 2,164,545.03/x
3. Step 3: Cross multiply
   4,000,086.72x = 5,520,134.31 × 2,164,545.03
4. Step 4: Simplify right side
   4,000,086.72x = 11,948,579,285,642.98
5. Step 5: Solve for x
   x = 11,948,579,285,642.98/4,000,086.72
6. Step 6: Final answer
   x = 2,987,080.06