Finding the Fourth Proportional to 1,412.95, 1,948.89 and 970.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,412.95 : 1,948.89 = 970.08 : x
2. Step 2: Convert to fraction form
   1,412.95/1,948.89 = 970.08/x
3. Step 3: Cross multiply
   1,412.95x = 1,948.89 × 970.08
4. Step 4: Simplify right side
   1,412.95x = 1,890,575.57
5. Step 5: Solve for x
   x = 1,890,575.57/1,412.95
6. Step 6: Final answer
   x = 1,338.04