Finding the Fourth Proportional to 1,317,356.84, 1,817,928.72 and 744,384.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,356.84 : 1,817,928.72 = 744,384.68 : x
2. Step 2: Convert to fraction form
   1,317,356.84/1,817,928.72 = 744,384.68/x
3. Step 3: Cross multiply
   1,317,356.84x = 1,817,928.72 × 744,384.68
4. Step 4: Simplify right side
   1,317,356.84x = 1,353,238,288,500.01
5. Step 5: Solve for x
   x = 1,353,238,288,500.01/1,317,356.84
6. Step 6: Final answer
   x = 1,027,237.46