Finding the Fourth Proportional to 1,509,816.34, 2,264,443.14 and 485,164.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,509,816.34 : 2,264,443.14 = 485,164.38 : x
2. Step 2: Convert to fraction form
   1,509,816.34/2,264,443.14 = 485,164.38/x
3. Step 3: Cross multiply
   1,509,816.34x = 2,264,443.14 × 485,164.38
4. Step 4: Simplify right side
   1,509,816.34x = 1,098,627,152,063.35
5. Step 5: Solve for x
   x = 1,098,627,152,063.35/1,509,816.34
6. Step 6: Final answer
   x = 727,656.15