Finding the Third Proportional to 59,922,780 and 90,513,906

Step by Step Solution

1. Step 1: Write the proportion equation
   59,922,780 : 90,513,906 = 90,513,906 : x
2. Step 2: Convert to fraction form
   59,922,780/90,513,906 = 90,513,906/x
3. Step 3: Cross multiply
   59,922,780x = 90,513,906 × 90,513,906
4. Step 4: Simplify right side
   59,922,780x = 8,192,767,179,376,836
5. Step 5: Solve for x
   x = 8,192,767,179,376,836/59,922,780
6. Step 6: Final answer
   x = 136,722,080.97