Finding the Fourth Proportional to 3,906,612.93, 5,861,603.37 and 2,109,139.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,906,612.93 : 5,861,603.37 = 2,109,139.50 : x
2. Step 2: Convert to fraction form
   3,906,612.93/5,861,603.37 = 2,109,139.50/x
3. Step 3: Cross multiply
   3,906,612.93x = 5,861,603.37 × 2,109,139.50
4. Step 4: Simplify right side
   3,906,612.93x = 12,362,939,201,000.12
5. Step 5: Solve for x
   x = 12,362,939,201,000.12/3,906,612.93
6. Step 6: Final answer
   x = 3,164,618.41