Finding the Fourth Proportional to 67,554, 93,246.39 and 42,403.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,554 : 93,246.39 = 42,403.50 : x
2. Step 2: Convert to fraction form
   67,554/93,246.39 = 42,403.50/x
3. Step 3: Cross multiply
   67,554x = 93,246.39 × 42,403.50
4. Step 4: Simplify right side
   67,554x = 3,953,973,298.37
5. Step 5: Solve for x
   x = 3,953,973,298.37/67,554
6. Step 6: Final answer
   x = 58,530.56