Finding the Third Proportional to 28,747,887 and 62,698,449

Step by Step Solution

1. Step 1: Write the proportion equation
   28,747,887 : 62,698,449 = 62,698,449 : x
2. Step 2: Convert to fraction form
   28,747,887/62,698,449 = 62,698,449/x
3. Step 3: Cross multiply
   28,747,887x = 62,698,449 × 62,698,449
4. Step 4: Simplify right side
   28,747,887x = 3,931,095,507,005,601
5. Step 5: Solve for x
   x = 3,931,095,507,005,601/28,747,887
6. Step 6: Final answer
   x = 136,743,806.84