Finding the Third Proportional to 37,906,828 and 55,438,584

Step by Step Solution

1. Step 1: Write the proportion equation
   37,906,828 : 55,438,584 = 55,438,584 : x
2. Step 2: Convert to fraction form
   37,906,828/55,438,584 = 55,438,584/x
3. Step 3: Cross multiply
   37,906,828x = 55,438,584 × 55,438,584
4. Step 4: Simplify right side
   37,906,828x = 3,073,436,595,925,056
5. Step 5: Solve for x
   x = 3,073,436,595,925,056/37,906,828
6. Step 6: Final answer
   x = 81,078,706.87