Finding the Fourth Proportional to 80,875.50, 111,606.67 and 45,064.74

Step by Step Solution

1. Step 1: Write the proportion equation
   80,875.50 : 111,606.67 = 45,064.74 : x
2. Step 2: Convert to fraction form
   80,875.50/111,606.67 = 45,064.74/x
3. Step 3: Cross multiply
   80,875.50x = 111,606.67 × 45,064.74
4. Step 4: Simplify right side
   80,875.50x = 5,029,525,565.82
5. Step 5: Solve for x
   x = 5,029,525,565.82/80,875.50
6. Step 6: Final answer
   x = 62,188.49