Finding the Third Proportional to 453,411 and 988,225.50

Step by Step Solution

1. Step 1: Write the proportion equation
   453,411 : 988,225.50 = 988,225.50 : x
2. Step 2: Convert to fraction form
   453,411/988,225.50 = 988,225.50/x
3. Step 3: Cross multiply
   453,411x = 988,225.50 × 988,225.50
4. Step 4: Simplify right side
   453,411x = 976,589,638,850.25
5. Step 5: Solve for x
   x = 976,589,638,850.25/453,411
6. Step 6: Final answer
   x = 2,153,872.84