Finding the Third Proportional to 19,728,194 and 43,227,748

Step by Step Solution

1. Step 1: Write the proportion equation
   19,728,194 : 43,227,748 = 43,227,748 : x
2. Step 2: Convert to fraction form
   19,728,194/43,227,748 = 43,227,748/x
3. Step 3: Cross multiply
   19,728,194x = 43,227,748 × 43,227,748
4. Step 4: Simplify right side
   19,728,194x = 1,868,638,197,151,504
5. Step 5: Solve for x
   x = 1,868,638,197,151,504/19,728,194
6. Step 6: Final answer
   x = 94,719,171.82