Finding the Fourth Proportional to 32,805,086.80, 49,207,630.20 and 13,649,591.20

Step by Step Solution

1. Step 1: Write the proportion equation
   32,805,086.80 : 49,207,630.20 = 13,649,591.20 : x
2. Step 2: Convert to fraction form
   32,805,086.80/49,207,630.20 = 13,649,591.20/x
3. Step 3: Cross multiply
   32,805,086.80x = 49,207,630.20 × 13,649,591.20
4. Step 4: Simplify right side
   32,805,086.80x = 671,664,036,150,774.25
5. Step 5: Solve for x
   x = 671,664,036,150,774.25/32,805,086.80
6. Step 6: Final answer
   x = 20,474,386.80