Finding the Fourth Proportional to 8,638,796.05, 12,958,242.51 and 2,881,513.87

Step by Step Solution

1. Step 1: Write the proportion equation
   8,638,796.05 : 12,958,242.51 = 2,881,513.87 : x
2. Step 2: Convert to fraction form
   8,638,796.05/12,958,242.51 = 2,881,513.87/x
3. Step 3: Cross multiply
   8,638,796.05x = 12,958,242.51 × 2,881,513.87
4. Step 4: Simplify right side
   8,638,796.05x = 37,339,355,523,388.62
5. Step 5: Solve for x
   x = 37,339,355,523,388.62/8,638,796.05
6. Step 6: Final answer
   x = 4,322,286.96