Finding the Fourth Proportional to 806,025.05, 1,112,314.52 and 443,441.12

Step by Step Solution

1. Step 1: Write the proportion equation
   806,025.05 : 1,112,314.52 = 443,441.12 : x
2. Step 2: Convert to fraction form
   806,025.05/1,112,314.52 = 443,441.12/x
3. Step 3: Cross multiply
   806,025.05x = 1,112,314.52 × 443,441.12
4. Step 4: Simplify right side
   806,025.05x = 493,245,996,541.06
5. Step 5: Solve for x
   x = 493,245,996,541.06/806,025.05
6. Step 6: Final answer
   x = 611,948.72