Finding the Fourth Proportional to 7,665,048, 10,577,776.72 and 4,180,395.20

Step by Step Solution

1. Step 1: Write the proportion equation
   7,665,048 : 10,577,776.72 = 4,180,395.20 : x
2. Step 2: Convert to fraction form
   7,665,048/10,577,776.72 = 4,180,395.20/x
3. Step 3: Cross multiply
   7,665,048x = 10,577,776.72 × 4,180,395.20
4. Step 4: Simplify right side
   7,665,048x = 44,219,287,026,959.75
5. Step 5: Solve for x
   x = 44,219,287,026,959.75/7,665,048
6. Step 6: Final answer
   x = 5,768,951.09