Finding the Fourth Proportional to 7,191,060.37, 9,923,597.72 and 3,927,874.57

Step by Step Solution

1. Step 1: Write the proportion equation
   7,191,060.37 : 9,923,597.72 = 3,927,874.57 : x
2. Step 2: Convert to fraction form
   7,191,060.37/9,923,597.72 = 3,927,874.57/x
3. Step 3: Cross multiply
   7,191,060.37x = 9,923,597.72 × 3,927,874.57
4. Step 4: Simplify right side
   7,191,060.37x = 38,978,647,127,297.98
5. Step 5: Solve for x
   x = 38,978,647,127,297.98/7,191,060.37
6. Step 6: Final answer
   x = 5,420,431.08