Finding the Fourth Proportional to 39,967.49, 55,155.59 and 22,062.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,967.49 : 55,155.59 = 22,062.50 : x
2. Step 2: Convert to fraction form
   39,967.49/55,155.59 = 22,062.50/x
3. Step 3: Cross multiply
   39,967.49x = 55,155.59 × 22,062.50
4. Step 4: Simplify right side
   39,967.49x = 1,216,869,818.28
5. Step 5: Solve for x
   x = 1,216,869,818.28/39,967.49
6. Step 6: Final answer
   x = 30,446.49