Finding the Fourth Proportional to 1,202,915.82, 1,659,998.42 and 659,025.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,202,915.82 : 1,659,998.42 = 659,025.12 : x
2. Step 2: Convert to fraction form
   1,202,915.82/1,659,998.42 = 659,025.12/x
3. Step 3: Cross multiply
   1,202,915.82x = 1,659,998.42 × 659,025.12
4. Step 4: Simplify right side
   1,202,915.82x = 1,093,980,657,940.31
5. Step 5: Solve for x
   x = 1,093,980,657,940.31/1,202,915.82
6. Step 6: Final answer
   x = 909,440.74