Finding the Fourth Proportional to 80,764, 121,150.86 and 25,360

Step by Step Solution

1. Step 1: Write the proportion equation
   80,764 : 121,150.86 = 25,360 : x
2. Step 2: Convert to fraction form
   80,764/121,150.86 = 25,360/x
3. Step 3: Cross multiply
   80,764x = 121,150.86 × 25,360
4. Step 4: Simplify right side
   80,764x = 3,072,385,809.60
5. Step 5: Solve for x
   x = 3,072,385,809.60/80,764
6. Step 6: Final answer
   x = 38,041.53