Finding the Fourth Proportional to 1,606,018.51, 2,216,490.71 and 961,438.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,606,018.51 : 2,216,490.71 = 961,438.53 : x
2. Step 2: Convert to fraction form
   1,606,018.51/2,216,490.71 = 961,438.53/x
3. Step 3: Cross multiply
   1,606,018.51x = 2,216,490.71 × 961,438.53
4. Step 4: Simplify right side
   1,606,018.51x = 2,131,019,569,981.06
5. Step 5: Solve for x
   x = 2,131,019,569,981.06/1,606,018.51
6. Step 6: Final answer
   x = 1,326,896.02