Finding the Fourth Proportional to 32,809,783.40, 49,208,770.20 and 20,657,499.20

Step by Step Solution

1. Step 1: Write the proportion equation
   32,809,783.40 : 49,208,770.20 = 20,657,499.20 : x
2. Step 2: Convert to fraction form
   32,809,783.40/49,208,770.20 = 20,657,499.20/x
3. Step 3: Cross multiply
   32,809,783.40x = 49,208,770.20 × 20,657,499.20
4. Step 4: Simplify right side
   32,809,783.40x = 1,016,530,131,039,483.88
5. Step 5: Solve for x
   x = 1,016,530,131,039,483.88/32,809,783.40
6. Step 6: Final answer
   x = 30,982,530.99