Finding the Third Proportional to 65,019,258 and 88,559,271

Step by Step Solution

1. Step 1: Write the proportion equation
   65,019,258 : 88,559,271 = 88,559,271 : x
2. Step 2: Convert to fraction form
   65,019,258/88,559,271 = 88,559,271/x
3. Step 3: Cross multiply
   65,019,258x = 88,559,271 × 88,559,271
4. Step 4: Simplify right side
   65,019,258x = 7,842,744,480,051,441
5. Step 5: Solve for x
   x = 7,842,744,480,051,441/65,019,258
6. Step 6: Final answer
   x = 120,621,869.91