Finding the Fourth Proportional to 83,645.56, 115,426.56 and 49,655.44

Step by Step Solution

1. Step 1: Write the proportion equation
   83,645.56 : 115,426.56 = 49,655.44 : x
2. Step 2: Convert to fraction form
   83,645.56/115,426.56 = 49,655.44/x
3. Step 3: Cross multiply
   83,645.56x = 115,426.56 × 49,655.44
4. Step 4: Simplify right side
   83,645.56x = 5,731,556,624.49
5. Step 5: Solve for x
   x = 5,731,556,624.49/83,645.56
6. Step 6: Final answer
   x = 68,521.95