Finding the Fourth Proportional to 1,175,667.16, 1,622,399.67 and 659,422.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,175,667.16 : 1,622,399.67 = 659,422.17 : x
2. Step 2: Convert to fraction form
   1,175,667.16/1,622,399.67 = 659,422.17/x
3. Step 3: Cross multiply
   1,175,667.16x = 1,622,399.67 × 659,422.17
4. Step 4: Simplify right side
   1,175,667.16x = 1,069,846,302,886.69
5. Step 5: Solve for x
   x = 1,069,846,302,886.69/1,175,667.16
6. Step 6: Final answer
   x = 909,990.80