Finding the Fourth Proportional to 8,274,878, 12,409,964.76 and 3,483,656.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,274,878 : 12,409,964.76 = 3,483,656.72 : x
2. Step 2: Convert to fraction form
   8,274,878/12,409,964.76 = 3,483,656.72/x
3. Step 3: Cross multiply
   8,274,878x = 12,409,964.76 × 3,483,656.72
4. Step 4: Simplify right side
   8,274,878x = 43,232,057,131,137.19
5. Step 5: Solve for x
   x = 43,232,057,131,137.19/8,274,878
6. Step 6: Final answer
   x = 5,224,494.81