Finding the Fourth Proportional to 2,200,377.12, 3,301,852.32 and 920,877.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200,377.12 : 3,301,852.32 = 920,877.72 : x
2. Step 2: Convert to fraction form
   2,200,377.12/3,301,852.32 = 920,877.72/x
3. Step 3: Cross multiply
   2,200,377.12x = 3,301,852.32 × 920,877.72
4. Step 4: Simplify right side
   2,200,377.12x = 3,040,602,236,218.31
5. Step 5: Solve for x
   x = 3,040,602,236,218.31/2,200,377.12
6. Step 6: Final answer
   x = 1,381,855.05