Finding the Third Proportional to 17,177,478 and 37,336,890

Step by Step Solution

1. Step 1: Write the proportion equation
   17,177,478 : 37,336,890 = 37,336,890 : x
2. Step 2: Convert to fraction form
   17,177,478/37,336,890 = 37,336,890/x
3. Step 3: Cross multiply
   17,177,478x = 37,336,890 × 37,336,890
4. Step 4: Simplify right side
   17,177,478x = 1,394,043,354,872,100
5. Step 5: Solve for x
   x = 1,394,043,354,872,100/17,177,478
6. Step 6: Final answer
   x = 81,155,298.52