Finding the Third Proportional to 526,196.25 and 820,094.63

Step by Step Solution

1. Step 1: Write the proportion equation
   526,196.25 : 820,094.63 = 820,094.63 : x
2. Step 2: Convert to fraction form
   526,196.25/820,094.63 = 820,094.63/x
3. Step 3: Cross multiply
   526,196.25x = 820,094.63 × 820,094.63
4. Step 4: Simplify right side
   526,196.25x = 672,555,193,953.89
5. Step 5: Solve for x
   x = 672,555,193,953.89/526,196.25
6. Step 6: Final answer
   x = 1,278,145.17