Finding the Fourth Proportional to 2,275,564.88, 3,140,374.92 and 1,308,695.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275,564.88 : 3,140,374.92 = 1,308,695.96 : x
2. Step 2: Convert to fraction form
   2,275,564.88/3,140,374.92 = 1,308,695.96/x
3. Step 3: Cross multiply
   2,275,564.88x = 3,140,374.92 × 1,308,695.96
4. Step 4: Simplify right side
   2,275,564.88x = 4,109,795,970,689.32
5. Step 5: Solve for x
   x = 4,109,795,970,689.32/2,275,564.88
6. Step 6: Final answer
   x = 1,806,055.28