Finding the Fourth Proportional to 2,255,076.77, 3,116,128.88 and 1,642,162.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255,076.77 : 3,116,128.88 = 1,642,162.73 : x
2. Step 2: Convert to fraction form
   2,255,076.77/3,116,128.88 = 1,642,162.73/x
3. Step 3: Cross multiply
   2,255,076.77x = 3,116,128.88 × 1,642,162.73
4. Step 4: Simplify right side
   2,255,076.77x = 5,117,190,700,401.83
5. Step 5: Solve for x
   x = 5,117,190,700,401.83/2,255,076.77
6. Step 6: Final answer
   x = 2,269,186.92