Finding the Third Proportional to 453,834 and 977,689.50

Step by Step Solution

1. Step 1: Write the proportion equation
   453,834 : 977,689.50 = 977,689.50 : x
2. Step 2: Convert to fraction form
   453,834/977,689.50 = 977,689.50/x
3. Step 3: Cross multiply
   453,834x = 977,689.50 × 977,689.50
4. Step 4: Simplify right side
   453,834x = 955,876,758,410.25
5. Step 5: Solve for x
   x = 955,876,758,410.25/453,834
6. Step 6: Final answer
   x = 2,106,225.53