Finding the Fourth Proportional to 2,665,726.20, 3,995,090.10 and 1,066,980.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,726.20 : 3,995,090.10 = 1,066,980.60 : x
2. Step 2: Convert to fraction form
   2,665,726.20/3,995,090.10 = 1,066,980.60/x
3. Step 3: Cross multiply
   2,665,726.20x = 3,995,090.10 × 1,066,980.60
4. Step 4: Simplify right side
   2,665,726.20x = 4,262,683,631,952.06
5. Step 5: Solve for x
   x = 4,262,683,631,952.06/2,665,726.20
6. Step 6: Final answer
   x = 1,599,070.31