Finding the Third Proportional to 118,375.50 and 260,079

Step by Step Solution

1. Step 1: Write the proportion equation
   118,375.50 : 260,079 = 260,079 : x
2. Step 2: Convert to fraction form
   118,375.50/260,079 = 260,079/x
3. Step 3: Cross multiply
   118,375.50x = 260,079 × 260,079
4. Step 4: Simplify right side
   118,375.50x = 67,641,086,241
5. Step 5: Solve for x
   x = 67,641,086,241/118,375.50
6. Step 6: Final answer
   x = 571,411.20