Finding the Fourth Proportional to 20,097,392.76, 30,141,562.05 and 5,720,142.24

Step by Step Solution

1. Step 1: Write the proportion equation
   20,097,392.76 : 30,141,562.05 = 5,720,142.24 : x
2. Step 2: Convert to fraction form
   20,097,392.76/30,141,562.05 = 5,720,142.24/x
3. Step 3: Cross multiply
   20,097,392.76x = 30,141,562.05 × 5,720,142.24
4. Step 4: Simplify right side
   20,097,392.76x = 172,414,022,261,786
5. Step 5: Solve for x
   x = 172,414,022,261,786/20,097,392.76
6. Step 6: Final answer
   x = 8,578,924.85