Finding the Fourth Proportional to 2,495,142.78, 3,443,317.64 and 1,377,567.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,495,142.78 : 3,443,317.64 = 1,377,567.55 : x
2. Step 2: Convert to fraction form
   2,495,142.78/3,443,317.64 = 1,377,567.55/x
3. Step 3: Cross multiply
   2,495,142.78x = 3,443,317.64 × 1,377,567.55
4. Step 4: Simplify right side
   2,495,142.78x = 4,743,402,645,206.58
5. Step 5: Solve for x
   x = 4,743,402,645,206.58/2,495,142.78
6. Step 6: Final answer
   x = 1,901,054.59