Finding the Third Proportional to 538,470 and 1,166,089.50

Step by Step Solution

1. Step 1: Write the proportion equation
   538,470 : 1,166,089.50 = 1,166,089.50 : x
2. Step 2: Convert to fraction form
   538,470/1,166,089.50 = 1,166,089.50/x
3. Step 3: Cross multiply
   538,470x = 1,166,089.50 × 1,166,089.50
4. Step 4: Simplify right side
   538,470x = 1,359,764,722,010.25
5. Step 5: Solve for x
   x = 1,359,764,722,010.25/538,470
6. Step 6: Final answer
   x = 2,525,237.66