Finding the Fourth Proportional to 37,820.10, 52,191.29 and 20,823.98

Step by Step Solution

1. Step 1: Write the proportion equation
   37,820.10 : 52,191.29 = 20,823.98 : x
2. Step 2: Convert to fraction form
   37,820.10/52,191.29 = 20,823.98/x
3. Step 3: Cross multiply
   37,820.10x = 52,191.29 × 20,823.98
4. Step 4: Simplify right side
   37,820.10x = 1,086,830,379.13
5. Step 5: Solve for x
   x = 1,086,830,379.13/37,820.10
6. Step 6: Final answer
   x = 28,736.85