Finding the Fourth Proportional to 765,982.50, 1,149,498.72 and 267,346.50

Step by Step Solution

1. Step 1: Write the proportion equation
   765,982.50 : 1,149,498.72 = 267,346.50 : x
2. Step 2: Convert to fraction form
   765,982.50/1,149,498.72 = 267,346.50/x
3. Step 3: Cross multiply
   765,982.50x = 1,149,498.72 × 267,346.50
4. Step 4: Simplify right side
   765,982.50x = 307,314,459,546.48
5. Step 5: Solve for x
   x = 307,314,459,546.48/765,982.50
6. Step 6: Final answer
   x = 401,202.98