Finding the Third Proportional to 523,123.31 and 740,422.69

Step by Step Solution

1. Step 1: Write the proportion equation
   523,123.31 : 740,422.69 = 740,422.69 : x
2. Step 2: Convert to fraction form
   523,123.31/740,422.69 = 740,422.69/x
3. Step 3: Cross multiply
   523,123.31x = 740,422.69 × 740,422.69
4. Step 4: Simplify right side
   523,123.31x = 548,225,756,164.72
5. Step 5: Solve for x
   x = 548,225,756,164.72/523,123.31
6. Step 6: Final answer
   x = 1,047,985.71