Finding the Third Proportional to 28,316,691 and 42,996,996

Step by Step Solution

1. Step 1: Write the proportion equation
   28,316,691 : 42,996,996 = 42,996,996 : x
2. Step 2: Convert to fraction form
   28,316,691/42,996,996 = 42,996,996/x
3. Step 3: Cross multiply
   28,316,691x = 42,996,996 × 42,996,996
4. Step 4: Simplify right side
   28,316,691x = 1,848,741,665,024,016
5. Step 5: Solve for x
   x = 1,848,741,665,024,016/28,316,691
6. Step 6: Final answer
   x = 65,288,054.49