Finding the Fourth Proportional to 2,380,090.56, 3,570,250.62 and 782,618.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,380,090.56 : 3,570,250.62 = 782,618.28 : x
2. Step 2: Convert to fraction form
   2,380,090.56/3,570,250.62 = 782,618.28/x
3. Step 3: Cross multiply
   2,380,090.56x = 3,570,250.62 × 782,618.28
4. Step 4: Simplify right side
   2,380,090.56x = 2,794,143,399,393.33
5. Step 5: Solve for x
   x = 2,794,143,399,393.33/2,380,090.56
6. Step 6: Final answer
   x = 1,173,965.16