Finding the Third Proportional to 426,061.50 and 918,552

Step by Step Solution

1. Step 1: Write the proportion equation
   426,061.50 : 918,552 = 918,552 : x
2. Step 2: Convert to fraction form
   426,061.50/918,552 = 918,552/x
3. Step 3: Cross multiply
   426,061.50x = 918,552 × 918,552
4. Step 4: Simplify right side
   426,061.50x = 843,737,776,704
5. Step 5: Solve for x
   x = 843,737,776,704/426,061.50
6. Step 6: Final answer
   x = 1,980,319.22