Finding the Fourth Proportional to 9,786,100.80, 13,504,739.28 and 5,375,900.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,786,100.80 : 13,504,739.28 = 5,375,900.24 : x
2. Step 2: Convert to fraction form
   9,786,100.80/13,504,739.28 = 5,375,900.24/x
3. Step 3: Cross multiply
   9,786,100.80x = 13,504,739.28 × 5,375,900.24
4. Step 4: Simplify right side
   9,786,100.80x = 72,600,131,136,489.42
5. Step 5: Solve for x
   x = 72,600,131,136,489.42/9,786,100.80
6. Step 6: Final answer
   x = 7,418,698.48