Finding the Third Proportional to 426,180 and 904,915.50

Step by Step Solution

1. Step 1: Write the proportion equation
   426,180 : 904,915.50 = 904,915.50 : x
2. Step 2: Convert to fraction form
   426,180/904,915.50 = 904,915.50/x
3. Step 3: Cross multiply
   426,180x = 904,915.50 × 904,915.50
4. Step 4: Simplify right side
   426,180x = 818,872,062,140.25
5. Step 5: Solve for x
   x = 818,872,062,140.25/426,180
6. Step 6: Final answer
   x = 1,921,423.02