Finding the Fourth Proportional to 2,259,116.32, 3,117,584.28 and 1,240,585.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259,116.32 : 3,117,584.28 = 1,240,585.60 : x
2. Step 2: Convert to fraction form
   2,259,116.32/3,117,584.28 = 1,240,585.60/x
3. Step 3: Cross multiply
   2,259,116.32x = 3,117,584.28 × 1,240,585.60
4. Step 4: Simplify right side
   2,259,116.32x = 3,867,630,164,554.37
5. Step 5: Solve for x
   x = 3,867,630,164,554.37/2,259,116.32
6. Step 6: Final answer
   x = 1,712,010.19