Finding the Fourth Proportional to 1,460.79, 2,191.82 and 767.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,460.79 : 2,191.82 = 767.30 : x
2. Step 2: Convert to fraction form
   1,460.79/2,191.82 = 767.30/x
3. Step 3: Cross multiply
   1,460.79x = 2,191.82 × 767.30
4. Step 4: Simplify right side
   1,460.79x = 1,681,775.88
5. Step 5: Solve for x
   x = 1,681,775.88/1,460.79
6. Step 6: Final answer
   x = 1,151.28