Finding the Third Proportional to 102,061 and 220,551.50

Step by Step Solution

1. Step 1: Write the proportion equation
   102,061 : 220,551.50 = 220,551.50 : x
2. Step 2: Convert to fraction form
   102,061/220,551.50 = 220,551.50/x
3. Step 3: Cross multiply
   102,061x = 220,551.50 × 220,551.50
4. Step 4: Simplify right side
   102,061x = 48,642,964,152.25
5. Step 5: Solve for x
   x = 48,642,964,152.25/102,061
6. Step 6: Final answer
   x = 476,606.78