Finding the Fourth Proportional to 2,636,676, 3,638,612.88 and 1,429,452

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636,676 : 3,638,612.88 = 1,429,452 : x
2. Step 2: Convert to fraction form
   2,636,676/3,638,612.88 = 1,429,452/x
3. Step 3: Cross multiply
   2,636,676x = 3,638,612.88 × 1,429,452
4. Step 4: Simplify right side
   2,636,676x = 5,201,222,458,541.76
5. Step 5: Solve for x
   x = 5,201,222,458,541.76/2,636,676
6. Step 6: Final answer
   x = 1,972,643.76