Finding the Fourth Proportional to 67,523.20, 93,184.32 and 42,386.56

Step by Step Solution

1. Step 1: Write the proportion equation
   67,523.20 : 93,184.32 = 42,386.56 : x
2. Step 2: Convert to fraction form
   67,523.20/93,184.32 = 42,386.56/x
3. Step 3: Cross multiply
   67,523.20x = 93,184.32 × 42,386.56
4. Step 4: Simplify right side
   67,523.20x = 3,949,762,770.74
5. Step 5: Solve for x
   x = 3,949,762,770.74/67,523.20
6. Step 6: Final answer
   x = 58,494.90