Finding the Third Proportional to 42,313 and 90,060

Step by Step Solution

1. Step 1: Write the proportion equation
   42,313 : 90,060 = 90,060 : x
2. Step 2: Convert to fraction form
   42,313/90,060 = 90,060/x
3. Step 3: Cross multiply
   42,313x = 90,060 × 90,060
4. Step 4: Simplify right side
   42,313x = 8,110,803,600
5. Step 5: Solve for x
   x = 8,110,803,600/42,313
6. Step 6: Final answer
   x = 191,685.86