Finding the Third Proportional to 456,201 and 666,967.50

Step by Step Solution

1. Step 1: Write the proportion equation
   456,201 : 666,967.50 = 666,967.50 : x
2. Step 2: Convert to fraction form
   456,201/666,967.50 = 666,967.50/x
3. Step 3: Cross multiply
   456,201x = 666,967.50 × 666,967.50
4. Step 4: Simplify right side
   456,201x = 444,845,646,056.25
5. Step 5: Solve for x
   x = 444,845,646,056.25/456,201
6. Step 6: Final answer
   x = 975,108.88