Finding the Fourth Proportional to 67,429.48, 100,631.50 and 59,956.28

Step by Step Solution

1. Step 1: Write the proportion equation
   67,429.48 : 100,631.50 = 59,956.28 : x
2. Step 2: Convert to fraction form
   67,429.48/100,631.50 = 59,956.28/x
3. Step 3: Cross multiply
   67,429.48x = 100,631.50 × 59,956.28
4. Step 4: Simplify right side
   67,429.48x = 6,033,490,091.04
5. Step 5: Solve for x
   x = 6,033,490,091.04/67,429.48
6. Step 6: Final answer
   x = 89,478.52