Finding the Fourth Proportional to 1,670,651.31, 2,501,738.07 and 1,400,067.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,670,651.31 : 2,501,738.07 = 1,400,067.91 : x
2. Step 2: Convert to fraction form
   1,670,651.31/2,501,738.07 = 1,400,067.91/x
3. Step 3: Cross multiply
   1,670,651.31x = 2,501,738.07 × 1,400,067.91
4. Step 4: Simplify right side
   1,670,651.31x = 3,502,603,191,032.33
5. Step 5: Solve for x
   x = 3,502,603,191,032.33/1,670,651.31
6. Step 6: Final answer
   x = 2,096,549.51