Finding the Fourth Proportional to 2,013,129, 2,778,137.48 and 1,107,730.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013,129 : 2,778,137.48 = 1,107,730.44 : x
2. Step 2: Convert to fraction form
   2,013,129/2,778,137.48 = 1,107,730.44/x
3. Step 3: Cross multiply
   2,013,129x = 2,778,137.48 × 1,107,730.44
4. Step 4: Simplify right side
   2,013,129x = 3,077,427,453,100.89
5. Step 5: Solve for x
   x = 3,077,427,453,100.89/2,013,129
6. Step 6: Final answer
   x = 1,528,678.72