Finding the Fourth Proportional to 2,116,235, 2,920,425.72 and 1,149,384.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,235 : 2,920,425.72 = 1,149,384.18 : x
2. Step 2: Convert to fraction form
   2,116,235/2,920,425.72 = 1,149,384.18/x
3. Step 3: Cross multiply
   2,116,235x = 2,920,425.72 × 1,149,384.18
4. Step 4: Simplify right side
   2,116,235x = 3,356,691,121,433.11
5. Step 5: Solve for x
   x = 3,356,691,121,433.11/2,116,235
6. Step 6: Final answer
   x = 1,586,161.80