Finding the Fourth Proportional to 67,799.32, 101,591.96 and 55,087.08

Step by Step Solution

1. Step 1: Write the proportion equation
   67,799.32 : 101,591.96 = 55,087.08 : x
2. Step 2: Convert to fraction form
   67,799.32/101,591.96 = 55,087.08/x
3. Step 3: Cross multiply
   67,799.32x = 101,591.96 × 55,087.08
4. Step 4: Simplify right side
   67,799.32x = 5,596,404,427.88
5. Step 5: Solve for x
   x = 5,596,404,427.88/67,799.32
6. Step 6: Final answer
   x = 82,543.67