Finding the Third Proportional to 691,499 and 932,191

Step by Step Solution

1. Step 1: Write the proportion equation
   691,499 : 932,191 = 932,191 : x
2. Step 2: Convert to fraction form
   691,499/932,191 = 932,191/x
3. Step 3: Cross multiply
   691,499x = 932,191 × 932,191
4. Step 4: Simplify right side
   691,499x = 868,980,060,481
5. Step 5: Solve for x
   x = 868,980,060,481/691,499
6. Step 6: Final answer
   x = 1,256,661.34