Finding the Fourth Proportional to 7,725,559.54, 10,663,231.89 and 5,279,160.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,725,559.54 : 10,663,231.89 = 5,279,160.82 : x
2. Step 2: Convert to fraction form
   7,725,559.54/10,663,231.89 = 5,279,160.82/x
3. Step 3: Cross multiply
   7,725,559.54x = 10,663,231.89 × 5,279,160.82
4. Step 4: Simplify right side
   7,725,559.54x = 56,292,916,008,262.55
5. Step 5: Solve for x
   x = 56,292,916,008,262.55/7,725,559.54
6. Step 6: Final answer
   x = 7,286,581.08