Finding the Fourth Proportional to 3,678,782.52, 5,552,729.60 and 3,678,782.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,678,782.52 : 5,552,729.60 = 3,678,782.52 : x
2. Step 2: Convert to fraction form
   3,678,782.52/5,552,729.60 = 3,678,782.52/x
3. Step 3: Cross multiply
   3,678,782.52x = 5,552,729.60 × 3,678,782.52
4. Step 4: Simplify right side
   3,678,782.52x = 20,427,284,590,766.59
5. Step 5: Solve for x
   x = 20,427,284,590,766.59/3,678,782.52
6. Step 6: Final answer
   x = 5,552,729.60