Finding the Fourth Proportional to 1,309,827.50, 1,806,964.57 and 946,676.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,309,827.50 : 1,806,964.57 = 946,676.15 : x
2. Step 2: Convert to fraction form
   1,309,827.50/1,806,964.57 = 946,676.15/x
3. Step 3: Cross multiply
   1,309,827.50x = 1,806,964.57 × 946,676.15
4. Step 4: Simplify right side
   1,309,827.50x = 1,710,610,262,314.01
5. Step 5: Solve for x
   x = 1,710,610,262,314.01/1,309,827.50
6. Step 6: Final answer
   x = 1,305,981.33