Finding the Third Proportional to 37,906,336 and 81,865,072

Step by Step Solution

1. Step 1: Write the proportion equation
   37,906,336 : 81,865,072 = 81,865,072 : x
2. Step 2: Convert to fraction form
   37,906,336/81,865,072 = 81,865,072/x
3. Step 3: Cross multiply
   37,906,336x = 81,865,072 × 81,865,072
4. Step 4: Simplify right side
   37,906,336x = 6,701,890,013,565,184
5. Step 5: Solve for x
   x = 6,701,890,013,565,184/37,906,336
6. Step 6: Final answer
   x = 176,801,314.00