Finding the Fourth Proportional to 1,116,109.98, 1,540,224.12 and 606,812.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,109.98 : 1,540,224.12 = 606,812.37 : x
2. Step 2: Convert to fraction form
   1,116,109.98/1,540,224.12 = 606,812.37/x
3. Step 3: Cross multiply
   1,116,109.98x = 1,540,224.12 × 606,812.37
4. Step 4: Simplify right side
   1,116,109.98x = 934,627,048,588.37
5. Step 5: Solve for x
   x = 934,627,048,588.37/1,116,109.98
6. Step 6: Final answer
   x = 837,396.91