Finding the Third Proportional to 28,907,346 and 42,562,386

Step by Step Solution

1. Step 1: Write the proportion equation
   28,907,346 : 42,562,386 = 42,562,386 : x
2. Step 2: Convert to fraction form
   28,907,346/42,562,386 = 42,562,386/x
3. Step 3: Cross multiply
   28,907,346x = 42,562,386 × 42,562,386
4. Step 4: Simplify right side
   28,907,346x = 1,811,556,702,012,996
5. Step 5: Solve for x
   x = 1,811,556,702,012,996/28,907,346
6. Step 6: Final answer
   x = 62,667,693.60