Finding the Fourth Proportional to 2,361,200.10, 3,311,978.70 and 2,361,200.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,361,200.10 : 3,311,978.70 = 2,361,200.10 : x
2. Step 2: Convert to fraction form
   2,361,200.10/3,311,978.70 = 2,361,200.10/x
3. Step 3: Cross multiply
   2,361,200.10x = 3,311,978.70 × 2,361,200.10
4. Step 4: Simplify right side
   2,361,200.10x = 7,820,244,437,637.87
5. Step 5: Solve for x
   x = 7,820,244,437,637.87/2,361,200.10
6. Step 6: Final answer
   x = 3,311,978.70