Finding the Fourth Proportional to 906.59, 1,359.06 and 753.50

Step by Step Solution

1. Step 1: Write the proportion equation
   906.59 : 1,359.06 = 753.50 : x
2. Step 2: Convert to fraction form
   906.59/1,359.06 = 753.50/x
3. Step 3: Cross multiply
   906.59x = 1,359.06 × 753.50
4. Step 4: Simplify right side
   906.59x = 1,024,044.91
5. Step 5: Solve for x
   x = 1,024,044.91/906.59
6. Step 6: Final answer
   x = 1,129.56