Finding the Fourth Proportional to 14,664,086.48, 21,997,627.84 and 5,079,447.20

Step by Step Solution

1. Step 1: Write the proportion equation
   14,664,086.48 : 21,997,627.84 = 5,079,447.20 : x
2. Step 2: Convert to fraction form
   14,664,086.48/21,997,627.84 = 5,079,447.20/x
3. Step 3: Cross multiply
   14,664,086.48x = 21,997,627.84 × 5,079,447.20
4. Step 4: Simplify right side
   14,664,086.48x = 111,735,789,138,530.05
5. Step 5: Solve for x
   x = 111,735,789,138,530.05/14,664,086.48
6. Step 6: Final answer
   x = 7,619,689.73