Finding the Fourth Proportional to 1,346.30, 2,011.62 and 974.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,346.30 : 2,011.62 = 974.34 : x
2. Step 2: Convert to fraction form
   1,346.30/2,011.62 = 974.34/x
3. Step 3: Cross multiply
   1,346.30x = 2,011.62 × 974.34
4. Step 4: Simplify right side
   1,346.30x = 1,960,001.83
5. Step 5: Solve for x
   x = 1,960,001.83/1,346.30
6. Step 6: Final answer
   x = 1,455.84