Finding the Fourth Proportional to 12,868,781.43, 19,303,155.83 and 3,284,160.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,868,781.43 : 19,303,155.83 = 3,284,160.17 : x
2. Step 2: Convert to fraction form
   12,868,781.43/19,303,155.83 = 3,284,160.17/x
3. Step 3: Cross multiply
   12,868,781.43x = 19,303,155.83 × 3,284,160.17
4. Step 4: Simplify right side
   12,868,781.43x = 63,394,655,532,189.28
5. Step 5: Solve for x
   x = 63,394,655,532,189.28/12,868,781.43
6. Step 6: Final answer
   x = 4,926,236.09