Finding the Fourth Proportional to 2,155,111, 3,232,682.72 and 956,711.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,111 : 3,232,682.72 = 956,711.16 : x
2. Step 2: Convert to fraction form
   2,155,111/3,232,682.72 = 956,711.16/x
3. Step 3: Cross multiply
   2,155,111x = 3,232,682.72 × 956,711.16
4. Step 4: Simplify right side
   2,155,111x = 3,092,743,634,963.16
5. Step 5: Solve for x
   x = 3,092,743,634,963.16/2,155,111
6. Step 6: Final answer
   x = 1,435,073.94