Finding the Fourth Proportional to 2,075,085.29, 3,112,949.78 and 877,012.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075,085.29 : 3,112,949.78 = 877,012.67 : x
2. Step 2: Convert to fraction form
   2,075,085.29/3,112,949.78 = 877,012.67/x
3. Step 3: Cross multiply
   2,075,085.29x = 3,112,949.78 × 877,012.67
4. Step 4: Simplify right side
   2,075,085.29x = 2,730,096,398,133.71
5. Step 5: Solve for x
   x = 2,730,096,398,133.71/2,075,085.29
6. Step 6: Final answer
   x = 1,315,655.03