Finding the Third Proportional to 27,502.50 and 42,897.38

Step by Step Solution

1. Step 1: Write the proportion equation
   27,502.50 : 42,897.38 = 42,897.38 : x
2. Step 2: Convert to fraction form
   27,502.50/42,897.38 = 42,897.38/x
3. Step 3: Cross multiply
   27,502.50x = 42,897.38 × 42,897.38
4. Step 4: Simplify right side
   27,502.50x = 1,840,184,781.89
5. Step 5: Solve for x
   x = 1,840,184,781.89/27,502.50
6. Step 6: Final answer
   x = 66,909.73