Finding the Fourth Proportional to 2,810,994.89, 4,213,798.68 and 1,189,533.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,810,994.89 : 4,213,798.68 = 1,189,533.21 : x
2. Step 2: Convert to fraction form
   2,810,994.89/4,213,798.68 = 1,189,533.21/x
3. Step 3: Cross multiply
   2,810,994.89x = 4,213,798.68 × 1,189,533.21
4. Step 4: Simplify right side
   2,810,994.89x = 5,012,453,452,082.04
5. Step 5: Solve for x
   x = 5,012,453,452,082.04/2,810,994.89
6. Step 6: Final answer
   x = 1,783,159.93