Finding the Fourth Proportional to 22,157,519.39, 30,582,478.76 and 12,993,114.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,157,519.39 : 30,582,478.76 = 12,993,114.59 : x
2. Step 2: Convert to fraction form
   22,157,519.39/30,582,478.76 = 12,993,114.59/x
3. Step 3: Cross multiply
   22,157,519.39x = 30,582,478.76 × 12,993,114.59
4. Step 4: Simplify right side
   22,157,519.39x = 397,361,650,757,043.12
5. Step 5: Solve for x
   x = 397,361,650,757,043.12/22,157,519.39
6. Step 6: Final answer
   x = 17,933,489.93