Finding the Fourth Proportional to 1,665,018.86, 2,497,424.61 and 1,025,444.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,018.86 : 2,497,424.61 = 1,025,444.30 : x
2. Step 2: Convert to fraction form
   1,665,018.86/2,497,424.61 = 1,025,444.30/x
3. Step 3: Cross multiply
   1,665,018.86x = 2,497,424.61 × 1,025,444.30
4. Step 4: Simplify right side
   1,665,018.86x = 2,560,969,831,004.22
5. Step 5: Solve for x
   x = 2,560,969,831,004.22/1,665,018.86
6. Step 6: Final answer
   x = 1,538,102.60