Finding the Fourth Proportional to 1,203,111.27, 1,660,293.90 and 659,242.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,203,111.27 : 1,660,293.90 = 659,242.62 : x
2. Step 2: Convert to fraction form
   1,203,111.27/1,660,293.90 = 659,242.62/x
3. Step 3: Cross multiply
   1,203,111.27x = 1,660,293.90 × 659,242.62
4. Step 4: Simplify right side
   1,203,111.27x = 1,094,536,500,606.02
5. Step 5: Solve for x
   x = 1,094,536,500,606.02/1,203,111.27
6. Step 6: Final answer
   x = 909,755.01