Finding the Fourth Proportional to 3,852,680.64, 5,779,401.12 and 1,328,003.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,852,680.64 : 5,779,401.12 = 1,328,003.52 : x
2. Step 2: Convert to fraction form
   3,852,680.64/5,779,401.12 = 1,328,003.52/x
3. Step 3: Cross multiply
   3,852,680.64x = 5,779,401.12 × 1,328,003.52
4. Step 4: Simplify right side
   3,852,680.64x = 7,675,065,030,851.94
5. Step 5: Solve for x
   x = 7,675,065,030,851.94/3,852,680.64
6. Step 6: Final answer
   x = 1,992,136.32