Finding the Fourth Proportional to 2,105,723.07, 2,905,897.77 and 1,138,853.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,723.07 : 2,905,897.77 = 1,138,853.34 : x
2. Step 2: Convert to fraction form
   2,105,723.07/2,905,897.77 = 1,138,853.34/x
3. Step 3: Cross multiply
   2,105,723.07x = 2,905,897.77 × 1,138,853.34
4. Step 4: Simplify right side
   2,105,723.07x = 3,309,391,381,063.05
5. Step 5: Solve for x
   x = 3,309,391,381,063.05/2,105,723.07
6. Step 6: Final answer
   x = 1,571,617.57