Finding the Fourth Proportional to 1,116,081.98, 1,540,185.54 and 606,784.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,081.98 : 1,540,185.54 = 606,784.36 : x
2. Step 2: Convert to fraction form
   1,116,081.98/1,540,185.54 = 606,784.36/x
3. Step 3: Cross multiply
   1,116,081.98x = 1,540,185.54 × 606,784.36
4. Step 4: Simplify right side
   1,116,081.98x = 934,560,497,170.15
5. Step 5: Solve for x
   x = 934,560,497,170.15/1,116,081.98
6. Step 6: Final answer
   x = 837,358.29