Finding the Fourth Proportional to 1,610,491.31, 2,222,520.81 and 875,495.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,610,491.31 : 2,222,520.81 = 875,495.28 : x
2. Step 2: Convert to fraction form
   1,610,491.31/2,222,520.81 = 875,495.28/x
3. Step 3: Cross multiply
   1,610,491.31x = 2,222,520.81 × 875,495.28
4. Step 4: Simplify right side
   1,610,491.31x = 1,945,806,478,856.78
5. Step 5: Solve for x
   x = 1,945,806,478,856.78/1,610,491.31
6. Step 6: Final answer
   x = 1,208,206.76