Finding the Fourth Proportional to 2,973.84, 4,459.89 and 893.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,973.84 : 4,459.89 = 893.31 : x
2. Step 2: Convert to fraction form
   2,973.84/4,459.89 = 893.31/x
3. Step 3: Cross multiply
   2,973.84x = 4,459.89 × 893.31
4. Step 4: Simplify right side
   2,973.84x = 3,984,064.34
5. Step 5: Solve for x
   x = 3,984,064.34/2,973.84
6. Step 6: Final answer
   x = 1,339.70