Finding the Fourth Proportional to 20,484,196.29, 30,706,323.78 and 8,184,493.10

Step by Step Solution

1. Step 1: Write the proportion equation
   20,484,196.29 : 30,706,323.78 = 8,184,493.10 : x
2. Step 2: Convert to fraction form
   20,484,196.29/30,706,323.78 = 8,184,493.10/x
3. Step 3: Cross multiply
   20,484,196.29x = 30,706,323.78 × 8,184,493.10
4. Step 4: Simplify right side
   20,484,196.29x = 251,315,695,103,775.91
5. Step 5: Solve for x
   x = 251,315,695,103,775.91/20,484,196.29
6. Step 6: Final answer
   x = 12,268,760.34