Finding the Fourth Proportional to 2,075,513.44, 3,113,363.42 and 636,091.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075,513.44 : 3,113,363.42 = 636,091.40 : x
2. Step 2: Convert to fraction form
   2,075,513.44/3,113,363.42 = 636,091.40/x
3. Step 3: Cross multiply
   2,075,513.44x = 3,113,363.42 × 636,091.40
4. Step 4: Simplify right side
   2,075,513.44x = 1,980,383,696,536.59
5. Step 5: Solve for x
   x = 1,980,383,696,536.59/2,075,513.44
6. Step 6: Final answer
   x = 954,165.68