Finding the Third Proportional to 40,937.91 and 90,122.63

Step by Step Solution

1. Step 1: Write the proportion equation
   40,937.91 : 90,122.63 = 90,122.63 : x
2. Step 2: Convert to fraction form
   40,937.91/90,122.63 = 90,122.63/x
3. Step 3: Cross multiply
   40,937.91x = 90,122.63 × 90,122.63
4. Step 4: Simplify right side
   40,937.91x = 8,122,087,536.89
5. Step 5: Solve for x
   x = 8,122,087,536.89/40,937.91
6. Step 6: Final answer
   x = 198,400.17