Finding the Fourth Proportional to 1,162,693.69, 1,604,650.17 and 646,499.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,162,693.69 : 1,604,650.17 = 646,499.05 : x
2. Step 2: Convert to fraction form
   1,162,693.69/1,604,650.17 = 646,499.05/x
3. Step 3: Cross multiply
   1,162,693.69x = 1,604,650.17 × 646,499.05
4. Step 4: Simplify right side
   1,162,693.69x = 1,037,404,810,487.34
5. Step 5: Solve for x
   x = 1,037,404,810,487.34/1,162,693.69
6. Step 6: Final answer
   x = 892,242.57