Finding the Fourth Proportional to 67,697.56, 93,448.80 and 60,611.68

Step by Step Solution

1. Step 1: Write the proportion equation
   67,697.56 : 93,448.80 = 60,611.68 : x
2. Step 2: Convert to fraction form
   67,697.56/93,448.80 = 60,611.68/x
3. Step 3: Cross multiply
   67,697.56x = 93,448.80 × 60,611.68
4. Step 4: Simplify right side
   67,697.56x = 5,664,088,761.98
5. Step 5: Solve for x
   x = 5,664,088,761.98/67,697.56
6. Step 6: Final answer
   x = 83,667.55