Finding the Third Proportional to 34,602.50 and 54,210.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,602.50 : 54,210.50 = 54,210.50 : x
2. Step 2: Convert to fraction form
   34,602.50/54,210.50 = 54,210.50/x
3. Step 3: Cross multiply
   34,602.50x = 54,210.50 × 54,210.50
4. Step 4: Simplify right side
   34,602.50x = 2,938,778,310.25
5. Step 5: Solve for x
   x = 2,938,778,310.25/34,602.50
6. Step 6: Final answer
   x = 84,929.65