Finding the Fourth Proportional to 1,410,119.89, 1,945,988.06 and 765,539.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410,119.89 : 1,945,988.06 = 765,539.57 : x
2. Step 2: Convert to fraction form
   1,410,119.89/1,945,988.06 = 765,539.57/x
3. Step 3: Cross multiply
   1,410,119.89x = 1,945,988.06 × 765,539.57
4. Step 4: Simplify right side
   1,410,119.89x = 1,489,730,862,677.53
5. Step 5: Solve for x
   x = 1,489,730,862,677.53/1,410,119.89
6. Step 6: Final answer
   x = 1,056,456.88