Finding the Third Proportional to 35,672.50 and 55,203.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,672.50 : 55,203.50 = 55,203.50 : x
2. Step 2: Convert to fraction form
   35,672.50/55,203.50 = 55,203.50/x
3. Step 3: Cross multiply
   35,672.50x = 55,203.50 × 55,203.50
4. Step 4: Simplify right side
   35,672.50x = 3,047,426,412.25
5. Step 5: Solve for x
   x = 3,047,426,412.25/35,672.50
6. Step 6: Final answer
   x = 85,427.89