Finding the Fourth Proportional to 1,461,047.76, 2,189,310.66 and 1,012,644.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,461,047.76 : 2,189,310.66 = 1,012,644.72 : x
2. Step 2: Convert to fraction form
   1,461,047.76/2,189,310.66 = 1,012,644.72/x
3. Step 3: Cross multiply
   1,461,047.76x = 2,189,310.66 × 1,012,644.72
4. Step 4: Simplify right side
   1,461,047.76x = 2,216,993,880,288.72
5. Step 5: Solve for x
   x = 2,216,993,880,288.72/1,461,047.76
6. Step 6: Final answer
   x = 1,517,400.01