Finding the Fourth Proportional to 1,760,116.10, 2,640,174.15 and 1,405,822.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760,116.10 : 2,640,174.15 = 1,405,822.10 : x
2. Step 2: Convert to fraction form
   1,760,116.10/2,640,174.15 = 1,405,822.10/x
3. Step 3: Cross multiply
   1,760,116.10x = 2,640,174.15 × 1,405,822.10
4. Step 4: Simplify right side
   1,760,116.10x = 3,711,615,167,918.72
5. Step 5: Solve for x
   x = 3,711,615,167,918.72/1,760,116.10
6. Step 6: Final answer
   x = 2,108,733.15