Finding the Third Proportional to 91,680,672 and 137,521,026

Step by Step Solution

1. Step 1: Write the proportion equation
   91,680,672 : 137,521,026 = 137,521,026 : x
2. Step 2: Convert to fraction form
   91,680,672/137,521,026 = 137,521,026/x
3. Step 3: Cross multiply
   91,680,672x = 137,521,026 × 137,521,026
4. Step 4: Simplify right side
   91,680,672x = 18,912,032,592,092,676
5. Step 5: Solve for x
   x = 18,912,032,592,092,676/91,680,672
6. Step 6: Final answer
   x = 206,281,566.00