Finding the Fourth Proportional to 42,522,778.37, 63,793,469.90 and 13,771,820.27

Step by Step Solution

1. Step 1: Write the proportion equation
   42,522,778.37 : 63,793,469.90 = 13,771,820.27 : x
2. Step 2: Convert to fraction form
   42,522,778.37/63,793,469.90 = 13,771,820.27/x
3. Step 3: Cross multiply
   42,522,778.37x = 63,793,469.90 × 13,771,820.27
4. Step 4: Simplify right side
   42,522,778.37x = 878,552,202,056,368.25
5. Step 5: Solve for x
   x = 878,552,202,056,368.25/42,522,778.37
6. Step 6: Final answer
   x = 20,660,743.15