Finding the Fourth Proportional to 2,661,557.40, 3,672,945.27 and 1,515,637.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,661,557.40 : 3,672,945.27 = 1,515,637.98 : x
2. Step 2: Convert to fraction form
   2,661,557.40/3,672,945.27 = 1,515,637.98/x
3. Step 3: Cross multiply
   2,661,557.40x = 3,672,945.27 × 1,515,637.98
4. Step 4: Simplify right side
   2,661,557.40x = 5,566,855,349,673.35
5. Step 5: Solve for x
   x = 5,566,855,349,673.35/2,661,557.40
6. Step 6: Final answer
   x = 2,091,578.17