Finding the Fourth Proportional to 1,999.17, 2,994.37 and 1,303.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,999.17 : 2,994.37 = 1,303.72 : x
2. Step 2: Convert to fraction form
   1,999.17/2,994.37 = 1,303.72/x
3. Step 3: Cross multiply
   1,999.17x = 2,994.37 × 1,303.72
4. Step 4: Simplify right side
   1,999.17x = 3,903,809.31
5. Step 5: Solve for x
   x = 3,903,809.31/1,999.17
6. Step 6: Final answer
   x = 1,952.72