Finding the Fourth Proportional to 42,503.22, 58,619.55 and 37,726.65

Step by Step Solution

1. Step 1: Write the proportion equation
   42,503.22 : 58,619.55 = 37,726.65 : x
2. Step 2: Convert to fraction form
   42,503.22/58,619.55 = 37,726.65/x
3. Step 3: Cross multiply
   42,503.22x = 58,619.55 × 37,726.65
4. Step 4: Simplify right side
   42,503.22x = 2,211,519,246.01
5. Step 5: Solve for x
   x = 2,211,519,246.01/42,503.22
6. Step 6: Final answer
   x = 52,031.80