Finding the Fourth Proportional to 1,513,570.58, 2,088,743.69 and 825,236.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513,570.58 : 2,088,743.69 = 825,236.82 : x
2. Step 2: Convert to fraction form
   1,513,570.58/2,088,743.69 = 825,236.82/x
3. Step 3: Cross multiply
   1,513,570.58x = 2,088,743.69 × 825,236.82
4. Step 4: Simplify right side
   1,513,570.58x = 1,723,708,200,530.67
5. Step 5: Solve for x
   x = 1,723,708,200,530.67/1,513,570.58
6. Step 6: Final answer
   x = 1,138,835.69