Finding the Fourth Proportional to 21,395,797.58, 32,109,019.61 and 9,108,375.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,395,797.58 : 32,109,019.61 = 9,108,375.75 : x
2. Step 2: Convert to fraction form
   21,395,797.58/32,109,019.61 = 9,108,375.75/x
3. Step 3: Cross multiply
   21,395,797.58x = 32,109,019.61 × 9,108,375.75
4. Step 4: Simplify right side
   21,395,797.58x = 292,461,015,526,456.56
5. Step 5: Solve for x
   x = 292,461,015,526,456.56/21,395,797.58
6. Step 6: Final answer
   x = 13,669,086.86