Finding the Third Proportional to 89,834,799,484 and 139,546,520,194

Step by Step Solution

1. Step 1: Write the proportion equation
   89,834,799,484 : 139,546,520,194 = 139,546,520,194 : x
2. Step 2: Convert to fraction form
   89,834,799,484/139,546,520,194 = 139,546,520,194/x
3. Step 3: Cross multiply
   89,834,799,484x = 139,546,520,194 × 139,546,520,194
4. Step 4: Simplify right side
   89,834,799,484x = 19,473,231,298,254,449,147,904
5. Step 5: Solve for x
   x = 19,473,231,298,254,449,147,904/89,834,799,484
6. Step 6: Final answer
   x = 216,767,125,992.45