Finding the Fourth Proportional to 10,902,605, 16,354,695.18 and 4,422,568.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,902,605 : 16,354,695.18 = 4,422,568.28 : x
2. Step 2: Convert to fraction form
   10,902,605/16,354,695.18 = 4,422,568.28/x
3. Step 3: Cross multiply
   10,902,605x = 16,354,695.18 × 4,422,568.28
4. Step 4: Simplify right side
   10,902,605x = 72,329,756,132,136.89
5. Step 5: Solve for x
   x = 72,329,756,132,136.89/10,902,605
6. Step 6: Final answer
   x = 6,634,171.94