Finding the Third Proportional to 94,572 and 139,988

Step by Step Solution

1. Step 1: Write the proportion equation
   94,572 : 139,988 = 139,988 : x
2. Step 2: Convert to fraction form
   94,572/139,988 = 139,988/x
3. Step 3: Cross multiply
   94,572x = 139,988 × 139,988
4. Step 4: Simplify right side
   94,572x = 19,596,640,144
5. Step 5: Solve for x
   x = 19,596,640,144/94,572
6. Step 6: Final answer
   x = 207,213.98