Finding the Third Proportional to 526,397.25 and 786,087

Step by Step Solution

1. Step 1: Write the proportion equation
   526,397.25 : 786,087 = 786,087 : x
2. Step 2: Convert to fraction form
   526,397.25/786,087 = 786,087/x
3. Step 3: Cross multiply
   526,397.25x = 786,087 × 786,087
4. Step 4: Simplify right side
   526,397.25x = 617,932,771,569
5. Step 5: Solve for x
   x = 617,932,771,569/526,397.25
6. Step 6: Final answer
   x = 1,173,890.58