Finding the Fourth Proportional to 2,106,698.10, 3,154,701.15 and 1,158,998.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106,698.10 : 3,154,701.15 = 1,158,998.10 : x
2. Step 2: Convert to fraction form
   2,106,698.10/3,154,701.15 = 1,158,998.10/x
3. Step 3: Cross multiply
   2,106,698.10x = 3,154,701.15 × 1,158,998.10
4. Step 4: Simplify right side
   2,106,698.10x = 3,656,292,638,917.82
5. Step 5: Solve for x
   x = 3,656,292,638,917.82/2,106,698.10
6. Step 6: Final answer
   x = 1,735,556.05