Finding the Fourth Proportional to 1,194.47, 1,648.52 and 670.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,194.47 : 1,648.52 = 670.50 : x
2. Step 2: Convert to fraction form
   1,194.47/1,648.52 = 670.50/x
3. Step 3: Cross multiply
   1,194.47x = 1,648.52 × 670.50
4. Step 4: Simplify right side
   1,194.47x = 1,105,331.82
5. Step 5: Solve for x
   x = 1,105,331.82/1,194.47
6. Step 6: Final answer
   x = 925.38