Finding the Fourth Proportional to 2,629,435.40, 3,945,402.17 and 1,821,063.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,629,435.40 : 3,945,402.17 = 1,821,063.81 : x
2. Step 2: Convert to fraction form
   2,629,435.40/3,945,402.17 = 1,821,063.81/x
3. Step 3: Cross multiply
   2,629,435.40x = 3,945,402.17 × 1,821,063.81
4. Step 4: Simplify right side
   2,629,435.40x = 7,184,829,098,577.15
5. Step 5: Solve for x
   x = 7,184,829,098,577.15/2,629,435.40
6. Step 6: Final answer
   x = 2,732,460.78