Finding the Fourth Proportional to 2,142,773.60, 2,957,064.18 and 1,175,993.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,773.60 : 2,957,064.18 = 1,175,993.78 : x
2. Step 2: Convert to fraction form
   2,142,773.60/2,957,064.18 = 1,175,993.78/x
3. Step 3: Cross multiply
   2,142,773.60x = 2,957,064.18 × 1,175,993.78
4. Step 4: Simplify right side
   2,142,773.60x = 3,477,489,082,740.80
5. Step 5: Solve for x
   x = 3,477,489,082,740.80/2,142,773.60
6. Step 6: Final answer
   x = 1,622,891.51