Finding the Fourth Proportional to 37,958,074.86, 52,382,048.82 and 20,554,419.18

Step by Step Solution

1. Step 1: Write the proportion equation
   37,958,074.86 : 52,382,048.82 = 20,554,419.18 : x
2. Step 2: Convert to fraction form
   37,958,074.86/52,382,048.82 = 20,554,419.18/x
3. Step 3: Cross multiply
   37,958,074.86x = 52,382,048.82 × 20,554,419.18
4. Step 4: Simplify right side
   37,958,074.86x = 1,076,682,588,953,504.38
5. Step 5: Solve for x
   x = 1,076,682,588,953,504.38/37,958,074.86
6. Step 6: Final answer
   x = 28,365,047.30