Finding the Third Proportional to 42,850 and 60,903

Step by Step Solution

1. Step 1: Write the proportion equation
   42,850 : 60,903 = 60,903 : x
2. Step 2: Convert to fraction form
   42,850/60,903 = 60,903/x
3. Step 3: Cross multiply
   42,850x = 60,903 × 60,903
4. Step 4: Simplify right side
   42,850x = 3,709,175,409
5. Step 5: Solve for x
   x = 3,709,175,409/42,850
6. Step 6: Final answer
   x = 86,561.85