Finding the Fourth Proportional to 4,994.47, 7,486.69 and 1,705.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,994.47 : 7,486.69 = 1,705.31 : x
2. Step 2: Convert to fraction form
   4,994.47/7,486.69 = 1,705.31/x
3. Step 3: Cross multiply
   4,994.47x = 7,486.69 × 1,705.31
4. Step 4: Simplify right side
   4,994.47x = 12,767,127.32
5. Step 5: Solve for x
   x = 12,767,127.32/4,994.47
6. Step 6: Final answer
   x = 2,556.25