Finding the Third Proportional to 49,812,786 and 108,128,172

Step by Step Solution

1. Step 1: Write the proportion equation
   49,812,786 : 108,128,172 = 108,128,172 : x
2. Step 2: Convert to fraction form
   49,812,786/108,128,172 = 108,128,172/x
3. Step 3: Cross multiply
   49,812,786x = 108,128,172 × 108,128,172
4. Step 4: Simplify right side
   49,812,786x = 11,691,701,580,061,584
5. Step 5: Solve for x
   x = 11,691,701,580,061,584/49,812,786
6. Step 6: Final answer
   x = 234,712,862.28