Finding the Fourth Proportional to 916,300.33, 1,373,898.27 and 410,769.82

Step by Step Solution

1. Step 1: Write the proportion equation
   916,300.33 : 1,373,898.27 = 410,769.82 : x
2. Step 2: Convert to fraction form
   916,300.33/1,373,898.27 = 410,769.82/x
3. Step 3: Cross multiply
   916,300.33x = 1,373,898.27 × 410,769.82
4. Step 4: Simplify right side
   916,300.33x = 564,355,938,196.72
5. Step 5: Solve for x
   x = 564,355,938,196.72/916,300.33
6. Step 6: Final answer
   x = 615,907.17