Finding the Fourth Proportional to 5,269,613.50, 7,272,071.50 and 2,855,165.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,269,613.50 : 7,272,071.50 = 2,855,165.50 : x
2. Step 2: Convert to fraction form
   5,269,613.50/7,272,071.50 = 2,855,165.50/x
3. Step 3: Cross multiply
   5,269,613.50x = 7,272,071.50 × 2,855,165.50
4. Step 4: Simplify right side
   5,269,613.50x = 20,762,967,660,333.25
5. Step 5: Solve for x
   x = 20,762,967,660,333.25/5,269,613.50
6. Step 6: Final answer
   x = 3,940,131.03