Finding the Third Proportional to 574,573.50 and 909,373.50

Step by Step Solution

1. Step 1: Write the proportion equation
   574,573.50 : 909,373.50 = 909,373.50 : x
2. Step 2: Convert to fraction form
   574,573.50/909,373.50 = 909,373.50/x
3. Step 3: Cross multiply
   574,573.50x = 909,373.50 × 909,373.50
4. Step 4: Simplify right side
   574,573.50x = 826,960,162,502.25
5. Step 5: Solve for x
   x = 826,960,162,502.25/574,573.50
6. Step 6: Final answer
   x = 1,439,259.14