Finding the Third Proportional to 85,109,522 and 134,789,523

Step by Step Solution

1. Step 1: Write the proportion equation
   85,109,522 : 134,789,523 = 134,789,523 : x
2. Step 2: Convert to fraction form
   85,109,522/134,789,523 = 134,789,523/x
3. Step 3: Cross multiply
   85,109,522x = 134,789,523 × 134,789,523
4. Step 4: Simplify right side
   85,109,522x = 18,168,215,510,567,528
5. Step 5: Solve for x
   x = 18,168,215,510,567,528/85,109,522
6. Step 6: Final answer
   x = 213,468,658.78