Finding the Fourth Proportional to 3,139,706, 4,710,261 and 1,145,162

Step by Step Solution

1. Step 1: Write the proportion equation
   3,139,706 : 4,710,261 = 1,145,162 : x
2. Step 2: Convert to fraction form
   3,139,706/4,710,261 = 1,145,162/x
3. Step 3: Cross multiply
   3,139,706x = 4,710,261 × 1,145,162
4. Step 4: Simplify right side
   3,139,706x = 5,394,011,907,282
5. Step 5: Solve for x
   x = 5,394,011,907,282/3,139,706
6. Step 6: Final answer
   x = 1,717,999.04