Finding the Fourth Proportional to 1,300.04, 1,948.88 and 477.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.04 : 1,948.88 = 477.74 : x
2. Step 2: Convert to fraction form
   1,300.04/1,948.88 = 477.74/x
3. Step 3: Cross multiply
   1,300.04x = 1,948.88 × 477.74
4. Step 4: Simplify right side
   1,300.04x = 931,057.93
5. Step 5: Solve for x
   x = 931,057.93/1,300.04
6. Step 6: Final answer
   x = 716.18