Finding the Third Proportional to 82,263,726 and 127,788,380

Step by Step Solution

1. Step 1: Write the proportion equation
   82,263,726 : 127,788,380 = 127,788,380 : x
2. Step 2: Convert to fraction form
   82,263,726/127,788,380 = 127,788,380/x
3. Step 3: Cross multiply
   82,263,726x = 127,788,380 × 127,788,380
4. Step 4: Simplify right side
   82,263,726x = 16,329,870,063,024,400
5. Step 5: Solve for x
   x = 16,329,870,063,024,400/82,263,726
6. Step 6: Final answer
   x = 198,506,326.63