Finding the Third Proportional to 52,221 and 74,611.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,221 : 74,611.50 = 74,611.50 : x
2. Step 2: Convert to fraction form
   52,221/74,611.50 = 74,611.50/x
3. Step 3: Cross multiply
   52,221x = 74,611.50 × 74,611.50
4. Step 4: Simplify right side
   52,221x = 5,566,875,932.25
5. Step 5: Solve for x
   x = 5,566,875,932.25/52,221
6. Step 6: Final answer
   x = 106,602.25