Finding the Third Proportional to 73,282,772 and 111,643,428

Step by Step Solution

1. Step 1: Write the proportion equation
   73,282,772 : 111,643,428 = 111,643,428 : x
2. Step 2: Convert to fraction form
   73,282,772/111,643,428 = 111,643,428/x
3. Step 3: Cross multiply
   73,282,772x = 111,643,428 × 111,643,428
4. Step 4: Simplify right side
   73,282,772x = 12,464,255,015,591,184
5. Step 5: Solve for x
   x = 12,464,255,015,591,184/73,282,772
6. Step 6: Final answer
   x = 170,084,382.39