Finding the Third Proportional to 919,436.50 and 1,427,269

Step by Step Solution

1. Step 1: Write the proportion equation
   919,436.50 : 1,427,269 = 1,427,269 : x
2. Step 2: Convert to fraction form
   919,436.50/1,427,269 = 1,427,269/x
3. Step 3: Cross multiply
   919,436.50x = 1,427,269 × 1,427,269
4. Step 4: Simplify right side
   919,436.50x = 2,037,096,798,361
5. Step 5: Solve for x
   x = 2,037,096,798,361/919,436.50
6. Step 6: Final answer
   x = 2,215,592.70