Finding the Fourth Proportional to 80,875.25, 111,606.33 and 45,064.50

Step by Step Solution

1. Step 1: Write the proportion equation
   80,875.25 : 111,606.33 = 45,064.50 : x
2. Step 2: Convert to fraction form
   80,875.25/111,606.33 = 45,064.50/x
3. Step 3: Cross multiply
   80,875.25x = 111,606.33 × 45,064.50
4. Step 4: Simplify right side
   80,875.25x = 5,029,482,900.25
5. Step 5: Solve for x
   x = 5,029,482,900.25/80,875.25
6. Step 6: Final answer
   x = 62,188.16