Finding the Third Proportional to 94,389 and 142,792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   94,389 : 142,792.50 = 142,792.50 : x
2. Step 2: Convert to fraction form
   94,389/142,792.50 = 142,792.50/x
3. Step 3: Cross multiply
   94,389x = 142,792.50 × 142,792.50
4. Step 4: Simplify right side
   94,389x = 20,389,698,056.25
5. Step 5: Solve for x
   x = 20,389,698,056.25/94,389
6. Step 6: Final answer
   x = 216,017.74