Finding the Fourth Proportional to 2,308,288.42, 3,185,602.86 and 1,275,774.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308,288.42 : 3,185,602.86 = 1,275,774.00 : x
2. Step 2: Convert to fraction form
   2,308,288.42/3,185,602.86 = 1,275,774.00/x
3. Step 3: Cross multiply
   2,308,288.42x = 3,185,602.86 × 1,275,774.00
4. Step 4: Simplify right side
   2,308,288.42x = 4,064,109,295,951.78
5. Step 5: Solve for x
   x = 4,064,109,295,951.78/2,308,288.42
6. Step 6: Final answer
   x = 1,760,659.22