Finding the Fourth Proportional to 1,308.07, 1,962.47 and 527.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,308.07 : 1,962.47 = 527.59 : x
2. Step 2: Convert to fraction form
   1,308.07/1,962.47 = 527.59/x
3. Step 3: Cross multiply
   1,308.07x = 1,962.47 × 527.59
4. Step 4: Simplify right side
   1,308.07x = 1,035,379.55
5. Step 5: Solve for x
   x = 1,035,379.55/1,308.07
6. Step 6: Final answer
   x = 791.53