Finding the Third Proportional to 42,472,620 and 65,586,549

Step by Step Solution

1. Step 1: Write the proportion equation
   42,472,620 : 65,586,549 = 65,586,549 : x
2. Step 2: Convert to fraction form
   42,472,620/65,586,549 = 65,586,549/x
3. Step 3: Cross multiply
   42,472,620x = 65,586,549 × 65,586,549
4. Step 4: Simplify right side
   42,472,620x = 4,301,595,409,729,401
5. Step 5: Solve for x
   x = 4,301,595,409,729,401/42,472,620
6. Step 6: Final answer
   x = 101,279,257.31