Finding the Fourth Proportional to 3,709,147.76, 5,556,995.52 and 3,628,435.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,709,147.76 : 5,556,995.52 = 3,628,435.16 : x
2. Step 2: Convert to fraction form
   3,709,147.76/5,556,995.52 = 3,628,435.16/x
3. Step 3: Cross multiply
   3,709,147.76x = 5,556,995.52 × 3,628,435.16
4. Step 4: Simplify right side
   3,709,147.76x = 20,163,197,929,016.34
5. Step 5: Solve for x
   x = 20,163,197,929,016.34/3,709,147.76
6. Step 6: Final answer
   x = 5,436,072.98