Finding the Third Proportional to 13,705.77 and 29,890.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,705.77 : 29,890.42 = 29,890.42 : x
2. Step 2: Convert to fraction form
   13,705.77/29,890.42 = 29,890.42/x
3. Step 3: Cross multiply
   13,705.77x = 29,890.42 × 29,890.42
4. Step 4: Simplify right side
   13,705.77x = 893,437,436.62
5. Step 5: Solve for x
   x = 893,437,436.62/13,705.77
6. Step 6: Final answer
   x = 65,186.96