Finding the Third Proportional to 52,499,873 and 82,169,300

Step by Step Solution

1. Step 1: Write the proportion equation
   52,499,873 : 82,169,300 = 82,169,300 : x
2. Step 2: Convert to fraction form
   52,499,873/82,169,300 = 82,169,300/x
3. Step 3: Cross multiply
   52,499,873x = 82,169,300 × 82,169,300
4. Step 4: Simplify right side
   52,499,873x = 6,751,793,862,490,000
5. Step 5: Solve for x
   x = 6,751,793,862,490,000/52,499,873
6. Step 6: Final answer
   x = 128,605,908.48