Finding the Third Proportional to 42,290 and 92,113

Step by Step Solution

1. Step 1: Write the proportion equation
   42,290 : 92,113 = 92,113 : x
2. Step 2: Convert to fraction form
   42,290/92,113 = 92,113/x
3. Step 3: Cross multiply
   42,290x = 92,113 × 92,113
4. Step 4: Simplify right side
   42,290x = 8,484,804,769
5. Step 5: Solve for x
   x = 8,484,804,769/42,290
6. Step 6: Final answer
   x = 200,633.83