Finding the Fourth Proportional to 1,369,483.37, 2,053,823.69 and 515,939.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,369,483.37 : 2,053,823.69 = 515,939.18 : x
2. Step 2: Convert to fraction form
   1,369,483.37/2,053,823.69 = 515,939.18/x
3. Step 3: Cross multiply
   1,369,483.37x = 2,053,823.69 × 515,939.18
4. Step 4: Simplify right side
   1,369,483.37x = 1,059,648,110,483.17
5. Step 5: Solve for x
   x = 1,059,648,110,483.17/1,369,483.37
6. Step 6: Final answer
   x = 773,757.56