Finding the Fourth Proportional to 2,036,141.25, 2,809,946.62 and 1,118,455.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036,141.25 : 2,809,946.62 = 1,118,455.21 : x
2. Step 2: Convert to fraction form
   2,036,141.25/2,809,946.62 = 1,118,455.21/x
3. Step 3: Cross multiply
   2,036,141.25x = 2,809,946.62 × 1,118,455.21
4. Step 4: Simplify right side
   2,036,141.25x = 3,142,799,428,060.59
5. Step 5: Solve for x
   x = 3,142,799,428,060.59/2,036,141.25
6. Step 6: Final answer
   x = 1,543,507.57