Finding the Fourth Proportional to 2,072,515.59, 2,859,957.39 and 1,142,040.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072,515.59 : 2,859,957.39 = 1,142,040.09 : x
2. Step 2: Convert to fraction form
   2,072,515.59/2,859,957.39 = 1,142,040.09/x
3. Step 3: Cross multiply
   2,072,515.59x = 2,859,957.39 × 1,142,040.09
4. Step 4: Simplify right side
   2,072,515.59x = 3,266,185,995,071.77
5. Step 5: Solve for x
   x = 3,266,185,995,071.77/2,072,515.59
6. Step 6: Final answer
   x = 1,575,952.44