Finding the Third Proportional to 220,066.50 and 463,776

Step by Step Solution

1. Step 1: Write the proportion equation
   220,066.50 : 463,776 = 463,776 : x
2. Step 2: Convert to fraction form
   220,066.50/463,776 = 463,776/x
3. Step 3: Cross multiply
   220,066.50x = 463,776 × 463,776
4. Step 4: Simplify right side
   220,066.50x = 215,088,178,176
5. Step 5: Solve for x
   x = 215,088,178,176/220,066.50
6. Step 6: Final answer
   x = 977,378.10