Finding the Third Proportional to 15,618.38 and 34,009.88

Step by Step Solution

1. Step 1: Write the proportion equation
   15,618.38 : 34,009.88 = 34,009.88 : x
2. Step 2: Convert to fraction form
   15,618.38/34,009.88 = 34,009.88/x
3. Step 3: Cross multiply
   15,618.38x = 34,009.88 × 34,009.88
4. Step 4: Simplify right side
   15,618.38x = 1,156,671,597.52
5. Step 5: Solve for x
   x = 1,156,671,597.52/15,618.38
6. Step 6: Final answer
   x = 74,058.38