Finding the Fourth Proportional to 2,116,730.07, 2,920,443.86 and 1,198,813.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,730.07 : 2,920,443.86 = 1,198,813.37 : x
2. Step 2: Convert to fraction form
   2,116,730.07/2,920,443.86 = 1,198,813.37/x
3. Step 3: Cross multiply
   2,116,730.07x = 2,920,443.86 × 1,198,813.37
4. Step 4: Simplify right side
   2,116,730.07x = 3,501,067,134,097.22
5. Step 5: Solve for x
   x = 3,501,067,134,097.22/2,116,730.07
6. Step 6: Final answer
   x = 1,653,997.92