Finding the Third Proportional to 74,060 and 105,831.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,060 : 105,831.50 = 105,831.50 : x
2. Step 2: Convert to fraction form
   74,060/105,831.50 = 105,831.50/x
3. Step 3: Cross multiply
   74,060x = 105,831.50 × 105,831.50
4. Step 4: Simplify right side
   74,060x = 11,200,306,392.25
5. Step 5: Solve for x
   x = 11,200,306,392.25/74,060
6. Step 6: Final answer
   x = 151,232.87