Finding the Fourth Proportional to 2,058,156.72, 3,085,586.62 and 978,127.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058,156.72 : 3,085,586.62 = 978,127.22 : x
2. Step 2: Convert to fraction form
   2,058,156.72/3,085,586.62 = 978,127.22/x
3. Step 3: Cross multiply
   2,058,156.72x = 3,085,586.62 × 978,127.22
4. Step 4: Simplify right side
   2,058,156.72x = 3,018,096,262,689.80
5. Step 5: Solve for x
   x = 3,018,096,262,689.80/2,058,156.72
6. Step 6: Final answer
   x = 1,466,407.41