Finding the Third Proportional to 89,017,843.50 and 189,793,725

Step by Step Solution

1. Step 1: Write the proportion equation
   89,017,843.50 : 189,793,725 = 189,793,725 : x
2. Step 2: Convert to fraction form
   89,017,843.50/189,793,725 = 189,793,725/x
3. Step 3: Cross multiply
   89,017,843.50x = 189,793,725 × 189,793,725
4. Step 4: Simplify right side
   89,017,843.50x = 36,021,658,049,375,624
5. Step 5: Solve for x
   x = 36,021,658,049,375,624/89,017,843.50
6. Step 6: Final answer
   x = 404,656,601.79