Finding the Fourth Proportional to 1,409,783.86, 1,945,449.38 and 765,190.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,409,783.86 : 1,945,449.38 = 765,190.18 : x
2. Step 2: Convert to fraction form
   1,409,783.86/1,945,449.38 = 765,190.18/x
3. Step 3: Cross multiply
   1,409,783.86x = 1,945,449.38 × 765,190.18
4. Step 4: Simplify right side
   1,409,783.86x = 1,488,638,747,709.89
5. Step 5: Solve for x
   x = 1,488,638,747,709.89/1,409,783.86
6. Step 6: Final answer
   x = 1,055,934.03