Finding the Third Proportional to 342,034 and 526,498.50

Step by Step Solution

1. Step 1: Write the proportion equation
   342,034 : 526,498.50 = 526,498.50 : x
2. Step 2: Convert to fraction form
   342,034/526,498.50 = 526,498.50/x
3. Step 3: Cross multiply
   342,034x = 526,498.50 × 526,498.50
4. Step 4: Simplify right side
   342,034x = 277,200,670,502.25
5. Step 5: Solve for x
   x = 277,200,670,502.25/342,034
6. Step 6: Final answer
   x = 810,447.71