Finding the Fourth Proportional to 1,002,276, 1,383,140.97 and 549,576.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002,276 : 1,383,140.97 = 549,576.72 : x
2. Step 2: Convert to fraction form
   1,002,276/1,383,140.97 = 549,576.72/x
3. Step 3: Cross multiply
   1,002,276x = 1,383,140.97 × 549,576.72
4. Step 4: Simplify right side
   1,002,276x = 760,142,077,590.22
5. Step 5: Solve for x
   x = 760,142,077,590.22/1,002,276
6. Step 6: Final answer
   x = 758,415.92