Finding the Fourth Proportional to 2,377,767.45, 3,566,921.72 and 862,164.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377,767.45 : 3,566,921.72 = 862,164.21 : x
2. Step 2: Convert to fraction form
   2,377,767.45/3,566,921.72 = 862,164.21/x
3. Step 3: Cross multiply
   2,377,767.45x = 3,566,921.72 × 862,164.21
4. Step 4: Simplify right side
   2,377,767.45x = 3,075,272,242,544.82
5. Step 5: Solve for x
   x = 3,075,272,242,544.82/2,377,767.45
6. Step 6: Final answer
   x = 1,293,344.41