Finding the Third Proportional to 552,271,859,688 and 1,290,356,259,618

Step by Step Solution

1. Step 1: Write the proportion equation
   552,271,859,688 : 1,290,356,259,618 = 1,290,356,259,618 : x
2. Step 2: Convert to fraction form
   552,271,859,688/1,290,356,259,618 = 1,290,356,259,618/x
3. Step 3: Cross multiply
   552,271,859,688x = 1,290,356,259,618 × 1,290,356,259,618
4. Step 4: Simplify right side
   552,271,859,688x = 1,665,019,276,735,355,291,697,152
5. Step 5: Solve for x
   x = 1,665,019,276,735,355,291,697,152/552,271,859,688
6. Step 6: Final answer
   x = 3,014,854,455,332.90