Finding the Third Proportional to 28,126,722 and 42,264,969

Step by Step Solution

1. Step 1: Write the proportion equation
   28,126,722 : 42,264,969 = 42,264,969 : x
2. Step 2: Convert to fraction form
   28,126,722/42,264,969 = 42,264,969/x
3. Step 3: Cross multiply
   28,126,722x = 42,264,969 × 42,264,969
4. Step 4: Simplify right side
   28,126,722x = 1,786,327,604,570,961
5. Step 5: Solve for x
   x = 1,786,327,604,570,961/28,126,722
6. Step 6: Final answer
   x = 63,509,981.88