Finding the Fourth Proportional to 42,387.32, 58,491.78 and 26,470.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,387.32 : 58,491.78 = 26,470.82 : x
2. Step 2: Convert to fraction form
   42,387.32/58,491.78 = 26,470.82/x
3. Step 3: Cross multiply
   42,387.32x = 58,491.78 × 26,470.82
4. Step 4: Simplify right side
   42,387.32x = 1,548,325,379.86
5. Step 5: Solve for x
   x = 1,548,325,379.86/42,387.32
6. Step 6: Final answer
   x = 36,528.03