Finding the Fourth Proportional to 1,509,141.31, 2,082,613.50 and 864,564.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,509,141.31 : 2,082,613.50 = 864,564.05 : x
2. Step 2: Convert to fraction form
   1,509,141.31/2,082,613.50 = 864,564.05/x
3. Step 3: Cross multiply
   1,509,141.31x = 2,082,613.50 × 864,564.05
4. Step 4: Simplify right side
   1,509,141.31x = 1,800,552,767,351.21
5. Step 5: Solve for x
   x = 1,800,552,767,351.21/1,509,141.31
6. Step 6: Final answer
   x = 1,193,097.53