Finding the Fourth Proportional to 1,503,667.74, 2,074,870.28 and 859,129.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503,667.74 : 2,074,870.28 = 859,129.68 : x
2. Step 2: Convert to fraction form
   1,503,667.74/2,074,870.28 = 859,129.68/x
3. Step 3: Cross multiply
   1,503,667.74x = 2,074,870.28 × 859,129.68
4. Step 4: Simplify right side
   1,503,667.74x = 1,782,582,639,697.91
5. Step 5: Solve for x
   x = 1,782,582,639,697.91/1,503,667.74
6. Step 6: Final answer
   x = 1,185,489.71