Finding the Third Proportional to 570,213 and 797,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   570,213 : 797,191.50 = 797,191.50 : x
2. Step 2: Convert to fraction form
   570,213/797,191.50 = 797,191.50/x
3. Step 3: Cross multiply
   570,213x = 797,191.50 × 797,191.50
4. Step 4: Simplify right side
   570,213x = 635,514,287,672.25
5. Step 5: Solve for x
   x = 635,514,287,672.25/570,213
6. Step 6: Final answer
   x = 1,114,520.87