Finding the Third Proportional to 265,572 and 575,443.50

Step by Step Solution

1. Step 1: Write the proportion equation
   265,572 : 575,443.50 = 575,443.50 : x
2. Step 2: Convert to fraction form
   265,572/575,443.50 = 575,443.50/x
3. Step 3: Cross multiply
   265,572x = 575,443.50 × 575,443.50
4. Step 4: Simplify right side
   265,572x = 331,135,221,692.25
5. Step 5: Solve for x
   x = 331,135,221,692.25/265,572
6. Step 6: Final answer
   x = 1,246,875.51