Finding the Fourth Proportional to 1,300.93, 1,948.29 and 715.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.93 : 1,948.29 = 715.03 : x
2. Step 2: Convert to fraction form
   1,300.93/1,948.29 = 715.03/x
3. Step 3: Cross multiply
   1,300.93x = 1,948.29 × 715.03
4. Step 4: Simplify right side
   1,300.93x = 1,393,085.80
5. Step 5: Solve for x
   x = 1,393,085.80/1,300.93
6. Step 6: Final answer
   x = 1,070.84