Finding the Third Proportional to 27,213 and 42,047

Step by Step Solution

1. Step 1: Write the proportion equation
   27,213 : 42,047 = 42,047 : x
2. Step 2: Convert to fraction form
   27,213/42,047 = 42,047/x
3. Step 3: Cross multiply
   27,213x = 42,047 × 42,047
4. Step 4: Simplify right side
   27,213x = 1,767,950,209
5. Step 5: Solve for x
   x = 1,767,950,209/27,213
6. Step 6: Final answer
   x = 64,967.12