Finding the Fourth Proportional to 9,566,100.72, 13,193,754.12 and 6,128,661.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,566,100.72 : 13,193,754.12 = 6,128,661.60 : x
2. Step 2: Convert to fraction form
   9,566,100.72/13,193,754.12 = 6,128,661.60/x
3. Step 3: Cross multiply
   9,566,100.72x = 13,193,754.12 × 6,128,661.60
4. Step 4: Simplify right side
   9,566,100.72x = 80,860,054,235,085.78
5. Step 5: Solve for x
   x = 80,860,054,235,085.78/9,566,100.72
6. Step 6: Final answer
   x = 8,452,770.53