Finding the Fourth Proportional to 1,933.95, 2,899.56 and 947.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.95 : 2,899.56 = 947.07 : x
2. Step 2: Convert to fraction form
   1,933.95/2,899.56 = 947.07/x
3. Step 3: Cross multiply
   1,933.95x = 2,899.56 × 947.07
4. Step 4: Simplify right side
   1,933.95x = 2,746,086.29
5. Step 5: Solve for x
   x = 2,746,086.29/1,933.95
6. Step 6: Final answer
   x = 1,419.94