Finding the Fourth Proportional to 37,499.90, 51,751.46 and 20,503.12

Step by Step Solution

1. Step 1: Write the proportion equation
   37,499.90 : 51,751.46 = 20,503.12 : x
2. Step 2: Convert to fraction form
   37,499.90/51,751.46 = 20,503.12/x
3. Step 3: Cross multiply
   37,499.90x = 51,751.46 × 20,503.12
4. Step 4: Simplify right side
   37,499.90x = 1,061,066,664.40
5. Step 5: Solve for x
   x = 1,061,066,664.40/37,499.90
6. Step 6: Final answer
   x = 28,295.19