Finding the Fourth Proportional to 2,166,045.29, 2,988,203.82 and 1,306,127.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166,045.29 : 2,988,203.82 = 1,306,127.82 : x
2. Step 2: Convert to fraction form
   2,166,045.29/2,988,203.82 = 1,306,127.82/x
3. Step 3: Cross multiply
   2,166,045.29x = 2,988,203.82 × 1,306,127.82
4. Step 4: Simplify right side
   2,166,045.29x = 3,902,976,141,132.27
5. Step 5: Solve for x
   x = 3,902,976,141,132.27/2,166,045.29
6. Step 6: Final answer
   x = 1,801,890.37