Finding the Third Proportional to 478,548 and 1,051,438.50

Step by Step Solution

1. Step 1: Write the proportion equation
   478,548 : 1,051,438.50 = 1,051,438.50 : x
2. Step 2: Convert to fraction form
   478,548/1,051,438.50 = 1,051,438.50/x
3. Step 3: Cross multiply
   478,548x = 1,051,438.50 × 1,051,438.50
4. Step 4: Simplify right side
   478,548x = 1,105,522,919,282.25
5. Step 5: Solve for x
   x = 1,105,522,919,282.25/478,548
6. Step 6: Final answer
   x = 2,310,160.99