Finding the Fourth Proportional to 2,868,201.98, 3,958,404.65 and 2,141,788.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,868,201.98 : 3,958,404.65 = 2,141,788.56 : x
2. Step 2: Convert to fraction form
   2,868,201.98/3,958,404.65 = 2,141,788.56/x
3. Step 3: Cross multiply
   2,868,201.98x = 3,958,404.65 × 2,141,788.56
4. Step 4: Simplify right side
   2,868,201.98x = 8,478,065,795,220.80
5. Step 5: Solve for x
   x = 8,478,065,795,220.80/2,868,201.98
6. Step 6: Final answer
   x = 2,955,881.72