Finding the Fourth Proportional to 1,072,631.16, 1,608,426.72 and 623,481.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,631.16 : 1,608,426.72 = 623,481.30 : x
2. Step 2: Convert to fraction form
   1,072,631.16/1,608,426.72 = 623,481.30/x
3. Step 3: Cross multiply
   1,072,631.16x = 1,608,426.72 × 623,481.30
4. Step 4: Simplify right side
   1,072,631.16x = 1,002,823,982,340.34
5. Step 5: Solve for x
   x = 1,002,823,982,340.34/1,072,631.16
6. Step 6: Final answer
   x = 934,919.68