Finding the Fourth Proportional to 1,180.72, 1,764.26 and 901.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.72 : 1,764.26 = 901.46 : x
2. Step 2: Convert to fraction form
   1,180.72/1,764.26 = 901.46/x
3. Step 3: Cross multiply
   1,180.72x = 1,764.26 × 901.46
4. Step 4: Simplify right side
   1,180.72x = 1,590,409.82
5. Step 5: Solve for x
   x = 1,590,409.82/1,180.72
6. Step 6: Final answer
   x = 1,346.98