Finding the Fourth Proportional to 744,667.49, 1,027,597.69 and 417,950.15

Step by Step Solution

1. Step 1: Write the proportion equation
   744,667.49 : 1,027,597.69 = 417,950.15 : x
2. Step 2: Convert to fraction form
   744,667.49/1,027,597.69 = 417,950.15/x
3. Step 3: Cross multiply
   744,667.49x = 1,027,597.69 × 417,950.15
4. Step 4: Simplify right side
   744,667.49x = 429,484,604,059.60
5. Step 5: Solve for x
   x = 429,484,604,059.60/744,667.49
6. Step 6: Final answer
   x = 576,746.81