Finding the Fourth Proportional to 1,219,300.01, 1,682,611.99 and 675,434.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,300.01 : 1,682,611.99 = 675,434.12 : x
2. Step 2: Convert to fraction form
   1,219,300.01/1,682,611.99 = 675,434.12/x
3. Step 3: Cross multiply
   1,219,300.01x = 1,682,611.99 × 675,434.12
4. Step 4: Simplify right side
   1,219,300.01x = 1,136,493,541,198.33
5. Step 5: Solve for x
   x = 1,136,493,541,198.33/1,219,300.01
6. Step 6: Final answer
   x = 932,086.88