Finding the Third Proportional to 653,123.25 and 989,526.38

Step by Step Solution

1. Step 1: Write the proportion equation
   653,123.25 : 989,526.38 = 989,526.38 : x
2. Step 2: Convert to fraction form
   653,123.25/989,526.38 = 989,526.38/x
3. Step 3: Cross multiply
   653,123.25x = 989,526.38 × 989,526.38
4. Step 4: Simplify right side
   653,123.25x = 979,162,446,820.64
5. Step 5: Solve for x
   x = 979,162,446,820.64/653,123.25
6. Step 6: Final answer
   x = 1,499,200.11