Finding the Fourth Proportional to 1,065,271.56, 1,597,911.59 and 266,550.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065,271.56 : 1,597,911.59 = 266,550.81 : x
2. Step 2: Convert to fraction form
   1,065,271.56/1,597,911.59 = 266,550.81/x
3. Step 3: Cross multiply
   1,065,271.56x = 1,597,911.59 × 266,550.81
4. Step 4: Simplify right side
   1,065,271.56x = 425,924,628,622.89
5. Step 5: Solve for x
   x = 425,924,628,622.89/1,065,271.56
6. Step 6: Final answer
   x = 399,827.28