Finding the Third Proportional to 69,520,981 and 105,176,238

Step by Step Solution

1. Step 1: Write the proportion equation
   69,520,981 : 105,176,238 = 105,176,238 : x
2. Step 2: Convert to fraction form
   69,520,981/105,176,238 = 105,176,238/x
3. Step 3: Cross multiply
   69,520,981x = 105,176,238 × 105,176,238
4. Step 4: Simplify right side
   69,520,981x = 11,062,041,039,832,644
5. Step 5: Solve for x
   x = 11,062,041,039,832,644/69,520,981
6. Step 6: Final answer
   x = 159,118,022.80