Finding the Fourth Proportional to 67,513.20, 93,170.52 and 42,376.56

Step by Step Solution

1. Step 1: Write the proportion equation
   67,513.20 : 93,170.52 = 42,376.56 : x
2. Step 2: Convert to fraction form
   67,513.20/93,170.52 = 42,376.56/x
3. Step 3: Cross multiply
   67,513.20x = 93,170.52 × 42,376.56
4. Step 4: Simplify right side
   67,513.20x = 3,948,246,131.01
5. Step 5: Solve for x
   x = 3,948,246,131.01/67,513.20
6. Step 6: Final answer
   x = 58,481.10