Finding the Fourth Proportional to 1,047.08, 1,445.00 and 575.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.08 : 1,445.00 = 575.00 : x
2. Step 2: Convert to fraction form
   1,047.08/1,445.00 = 575.00/x
3. Step 3: Cross multiply
   1,047.08x = 1,445.00 × 575.00
4. Step 4: Simplify right side
   1,047.08x = 830,864.90
5. Step 5: Solve for x
   x = 830,864.90/1,047.08
6. Step 6: Final answer
   x = 793.51