Finding the Fourth Proportional to 2,108,994, 2,910,407.40 and 1,142,124

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,994 : 2,910,407.40 = 1,142,124 : x
2. Step 2: Convert to fraction form
   2,108,994/2,910,407.40 = 1,142,124/x
3. Step 3: Cross multiply
   2,108,994x = 2,910,407.40 × 1,142,124
4. Step 4: Simplify right side
   2,108,994x = 3,324,046,141,317.60
5. Step 5: Solve for x
   x = 3,324,046,141,317.60/2,108,994
6. Step 6: Final answer
   x = 1,576,128.78