Finding the Fourth Proportional to 1,017,303.57, 1,404,072.63 and 673,146.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,303.57 : 1,404,072.63 = 673,146.32 : x
2. Step 2: Convert to fraction form
   1,017,303.57/1,404,072.63 = 673,146.32/x
3. Step 3: Cross multiply
   1,017,303.57x = 1,404,072.63 × 673,146.32
4. Step 4: Simplify right side
   1,017,303.57x = 945,146,316,876.86
5. Step 5: Solve for x
   x = 945,146,316,876.86/1,017,303.57
6. Step 6: Final answer
   x = 929,070.09