Finding the Fourth Proportional to 2,675,102.10, 4,013,139.15 and 877,485.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,675,102.10 : 4,013,139.15 = 877,485.30 : x
2. Step 2: Convert to fraction form
   2,675,102.10/4,013,139.15 = 877,485.30/x
3. Step 3: Cross multiply
   2,675,102.10x = 4,013,139.15 × 877,485.30
4. Step 4: Simplify right side
   2,675,102.10x = 3,521,470,610,979.50
5. Step 5: Solve for x
   x = 3,521,470,610,979.50/2,675,102.10
6. Step 6: Final answer
   x = 1,316,387.37