Finding the Fourth Proportional to 1,891,960.34, 2,610,966.33 and 1,076,143.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,891,960.34 : 2,610,966.33 = 1,076,143.10 : x
2. Step 2: Convert to fraction form
   1,891,960.34/2,610,966.33 = 1,076,143.10/x
3. Step 3: Cross multiply
   1,891,960.34x = 2,610,966.33 × 1,076,143.10
4. Step 4: Simplify right side
   1,891,960.34x = 2,809,773,400,361.82
5. Step 5: Solve for x
   x = 2,809,773,400,361.82/1,891,960.34
6. Step 6: Final answer
   x = 1,485,112.21