Finding the Fourth Proportional to 1,575.93, 2,364.20 and 698.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575.93 : 2,364.20 = 698.10 : x
2. Step 2: Convert to fraction form
   1,575.93/2,364.20 = 698.10/x
3. Step 3: Cross multiply
   1,575.93x = 2,364.20 × 698.10
4. Step 4: Simplify right side
   1,575.93x = 1,650,436.20
5. Step 5: Solve for x
   x = 1,650,436.20/1,575.93
6. Step 6: Final answer
   x = 1,047.28