Finding the Third Proportional to 89,736,005,363 and 193,799,789,938

Step by Step Solution

1. Step 1: Write the proportion equation
   89,736,005,363 : 193,799,789,938 = 193,799,789,938 : x
2. Step 2: Convert to fraction form
   89,736,005,363/193,799,789,938 = 193,799,789,938/x
3. Step 3: Cross multiply
   89,736,005,363x = 193,799,789,938 × 193,799,789,938
4. Step 4: Simplify right side
   89,736,005,363x = 37,558,358,580,012,924,272,640
5. Step 5: Solve for x
   x = 37,558,358,580,012,924,272,640/89,736,005,363
6. Step 6: Final answer
   x = 418,542,795,927.70