Finding the Fourth Proportional to 1,317,279.94, 1,817,853.81 and 713,667.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,279.94 : 1,817,853.81 = 713,667.94 : x
2. Step 2: Convert to fraction form
   1,317,279.94/1,817,853.81 = 713,667.94/x
3. Step 3: Cross multiply
   1,317,279.94x = 1,817,853.81 × 713,667.94
4. Step 4: Simplify right side
   1,317,279.94x = 1,297,343,983,803.85
5. Step 5: Solve for x
   x = 1,297,343,983,803.85/1,317,279.94
6. Step 6: Final answer
   x = 984,865.82