Finding the Third Proportional to 13,507.34 and 21,702.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,507.34 : 21,702.61 = 21,702.61 : x
2. Step 2: Convert to fraction form
   13,507.34/21,702.61 = 21,702.61/x
3. Step 3: Cross multiply
   13,507.34x = 21,702.61 × 21,702.61
4. Step 4: Simplify right side
   13,507.34x = 471,003,253.68
5. Step 5: Solve for x
   x = 471,003,253.68/13,507.34
6. Step 6: Final answer
   x = 34,870.18