Finding the Fourth Proportional to 2,443,887.10, 3,665,830.65 and 2,128,959.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443,887.10 : 3,665,830.65 = 2,128,959.10 : x
2. Step 2: Convert to fraction form
   2,443,887.10/3,665,830.65 = 2,128,959.10/x
3. Step 3: Cross multiply
   2,443,887.10x = 3,665,830.65 × 2,128,959.10
4. Step 4: Simplify right side
   2,443,887.10x = 7,804,403,521,376.42
5. Step 5: Solve for x
   x = 7,804,403,521,376.42/2,443,887.10
6. Step 6: Final answer
   x = 3,193,438.65