Finding the Fourth Proportional to 37,069.50, 51,155.91 and 20,302.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,069.50 : 51,155.91 = 20,302.50 : x
2. Step 2: Convert to fraction form
   37,069.50/51,155.91 = 20,302.50/x
3. Step 3: Cross multiply
   37,069.50x = 51,155.91 × 20,302.50
4. Step 4: Simplify right side
   37,069.50x = 1,038,592,862.78
5. Step 5: Solve for x
   x = 1,038,592,862.78/37,069.50
6. Step 6: Final answer
   x = 28,017.45