Finding the Fourth Proportional to 1,116,081.48, 1,540,184.85 and 606,783.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,081.48 : 1,540,184.85 = 606,783.86 : x
2. Step 2: Convert to fraction form
   1,116,081.48/1,540,184.85 = 606,783.86/x
3. Step 3: Cross multiply
   1,116,081.48x = 1,540,184.85 × 606,783.86
4. Step 4: Simplify right side
   1,116,081.48x = 934,559,300,695.60
5. Step 5: Solve for x
   x = 934,559,300,695.60/1,116,081.48
6. Step 6: Final answer
   x = 837,357.59