Finding the Fourth Proportional to 1,945,144.98, 2,684,864.61 and 1,129,533.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945,144.98 : 2,684,864.61 = 1,129,533.30 : x
2. Step 2: Convert to fraction form
   1,945,144.98/2,684,864.61 = 1,129,533.30/x
3. Step 3: Cross multiply
   1,945,144.98x = 2,684,864.61 × 1,129,533.30
4. Step 4: Simplify right side
   1,945,144.98x = 3,032,643,982,986.51
5. Step 5: Solve for x
   x = 3,032,643,982,986.51/1,945,144.98
6. Step 6: Final answer
   x = 1,559,083.78