Finding the Fourth Proportional to 2,105,111.76, 2,902,767.48 and 1,340,186.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,111.76 : 2,902,767.48 = 1,340,186.64 : x
2. Step 2: Convert to fraction form
   2,105,111.76/2,902,767.48 = 1,340,186.64/x
3. Step 3: Cross multiply
   2,105,111.76x = 2,902,767.48 × 1,340,186.64
4. Step 4: Simplify right side
   2,105,111.76x = 3,890,250,195,722.47
5. Step 5: Solve for x
   x = 3,890,250,195,722.47/2,105,111.76
6. Step 6: Final answer
   x = 1,848,001.74