Finding the Third Proportional to 31,773,034,719 and 69,130,981,218.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,773,034,719 : 69,130,981,218.50 = 69,130,981,218.50 : x
2. Step 2: Convert to fraction form
   31,773,034,719/69,130,981,218.50 = 69,130,981,218.50/x
3. Step 3: Cross multiply
   31,773,034,719x = 69,130,981,218.50 × 69,130,981,218.50
4. Step 4: Simplify right side
   31,773,034,719x = 4,779,092,564,232,599,764,992
5. Step 5: Solve for x
   x = 4,779,092,564,232,599,764,992/31,773,034,719
6. Step 6: Final answer
   x = 150,413,475,026.82