Finding the Fourth Proportional to 1,938.50, 2,908.76 and 1,061.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,938.50 : 2,908.76 = 1,061.64 : x
2. Step 2: Convert to fraction form
   1,938.50/2,908.76 = 1,061.64/x
3. Step 3: Cross multiply
   1,938.50x = 2,908.76 × 1,061.64
4. Step 4: Simplify right side
   1,938.50x = 3,088,055.97
5. Step 5: Solve for x
   x = 3,088,055.97/1,938.50
6. Step 6: Final answer
   x = 1,593.01