Finding the Third Proportional to 42,113 and 90,061

Step by Step Solution

1. Step 1: Write the proportion equation
   42,113 : 90,061 = 90,061 : x
2. Step 2: Convert to fraction form
   42,113/90,061 = 90,061/x
3. Step 3: Cross multiply
   42,113x = 90,061 × 90,061
4. Step 4: Simplify right side
   42,113x = 8,110,983,721
5. Step 5: Solve for x
   x = 8,110,983,721/42,113
6. Step 6: Final answer
   x = 192,600.47