Finding the Fourth Proportional to 1,715,871.02, 2,368,111.98 and 990,717.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,715,871.02 : 2,368,111.98 = 990,717.52 : x
2. Step 2: Convert to fraction form
   1,715,871.02/2,368,111.98 = 990,717.52/x
3. Step 3: Cross multiply
   1,715,871.02x = 2,368,111.98 × 990,717.52
4. Step 4: Simplify right side
   1,715,871.02x = 2,346,130,016,067.33
5. Step 5: Solve for x
   x = 2,346,130,016,067.33/1,715,871.02
6. Step 6: Final answer
   x = 1,367,311.41