Finding the Fourth Proportional to 2,443,886.10, 3,665,829.15 and 2,128,958.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443,886.10 : 3,665,829.15 = 2,128,958.10 : x
2. Step 2: Convert to fraction form
   2,443,886.10/3,665,829.15 = 2,128,958.10/x
3. Step 3: Cross multiply
   2,443,886.10x = 3,665,829.15 × 2,128,958.10
4. Step 4: Simplify right side
   2,443,886.10x = 7,804,396,662,108.62
5. Step 5: Solve for x
   x = 7,804,396,662,108.62/2,443,886.10
6. Step 6: Final answer
   x = 3,193,437.15