Finding the Fourth Proportional to 5,261,365.59, 7,261,897.82 and 3,086,607.39

Step by Step Solution

1. Step 1: Write the proportion equation
   5,261,365.59 : 7,261,897.82 = 3,086,607.39 : x
2. Step 2: Convert to fraction form
   5,261,365.59/7,261,897.82 = 3,086,607.39/x
3. Step 3: Cross multiply
   5,261,365.59x = 7,261,897.82 × 3,086,607.39
4. Step 4: Simplify right side
   5,261,365.59x = 22,414,627,476,636.89
5. Step 5: Solve for x
   x = 22,414,627,476,636.89/5,261,365.59
6. Step 6: Final answer
   x = 4,260,229.99