Finding the Third Proportional to 92,373.50 and 138,970.50

Step by Step Solution

1. Step 1: Write the proportion equation
   92,373.50 : 138,970.50 = 138,970.50 : x
2. Step 2: Convert to fraction form
   92,373.50/138,970.50 = 138,970.50/x
3. Step 3: Cross multiply
   92,373.50x = 138,970.50 × 138,970.50
4. Step 4: Simplify right side
   92,373.50x = 19,312,799,870.25
5. Step 5: Solve for x
   x = 19,312,799,870.25/92,373.50
6. Step 6: Final answer
   x = 209,072.95