Finding the Fourth Proportional to 1,373.96, 2,061.46 and 552.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.96 : 2,061.46 = 552.47 : x
2. Step 2: Convert to fraction form
   1,373.96/2,061.46 = 552.47/x
3. Step 3: Cross multiply
   1,373.96x = 2,061.46 × 552.47
4. Step 4: Simplify right side
   1,373.96x = 1,138,884.50
5. Step 5: Solve for x
   x = 1,138,884.50/1,373.96
6. Step 6: Final answer
   x = 828.91