Finding the Fourth Proportional to 112,611.33, 155,377.53 and 67,303.98

Step by Step Solution

1. Step 1: Write the proportion equation
   112,611.33 : 155,377.53 = 67,303.98 : x
2. Step 2: Convert to fraction form
   112,611.33/155,377.53 = 67,303.98/x
3. Step 3: Cross multiply
   112,611.33x = 155,377.53 × 67,303.98
4. Step 4: Simplify right side
   112,611.33x = 10,457,526,171.57
5. Step 5: Solve for x
   x = 10,457,526,171.57/112,611.33
6. Step 6: Final answer
   x = 92,863.89