Finding the Third Proportional to 89,822,813.63 and 194,891,386.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,822,813.63 : 194,891,386.50 = 194,891,386.50 : x
2. Step 2: Convert to fraction form
   89,822,813.63/194,891,386.50 = 194,891,386.50/x
3. Step 3: Cross multiply
   89,822,813.63x = 194,891,386.50 × 194,891,386.50
4. Step 4: Simplify right side
   89,822,813.63x = 37,982,652,531,892,384
5. Step 5: Solve for x
   x = 37,982,652,531,892,384/89,822,813.63
6. Step 6: Final answer
   x = 422,861,976.81