Finding the Third Proportional to 42,405,738 and 92,320,472

Step by Step Solution

1. Step 1: Write the proportion equation
   42,405,738 : 92,320,472 = 92,320,472 : x
2. Step 2: Convert to fraction form
   42,405,738/92,320,472 = 92,320,472/x
3. Step 3: Cross multiply
   42,405,738x = 92,320,472 × 92,320,472
4. Step 4: Simplify right side
   42,405,738x = 8,523,069,550,302,784
5. Step 5: Solve for x
   x = 8,523,069,550,302,784/42,405,738
6. Step 6: Final answer
   x = 200,988,591.46