Finding the Third Proportional to 424,176 and 909,070.50

Step by Step Solution

1. Step 1: Write the proportion equation
   424,176 : 909,070.50 = 909,070.50 : x
2. Step 2: Convert to fraction form
   424,176/909,070.50 = 909,070.50/x
3. Step 3: Cross multiply
   424,176x = 909,070.50 × 909,070.50
4. Step 4: Simplify right side
   424,176x = 826,409,173,970.25
5. Step 5: Solve for x
   x = 826,409,173,970.25/424,176
6. Step 6: Final answer
   x = 1,948,269.52