Finding the Fourth Proportional to 1,317,459.42, 1,818,095.22 and 713,847.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,459.42 : 1,818,095.22 = 713,847.42 : x
2. Step 2: Convert to fraction form
   1,317,459.42/1,818,095.22 = 713,847.42/x
3. Step 3: Cross multiply
   1,317,459.42x = 1,818,095.22 × 713,847.42
4. Step 4: Simplify right side
   1,317,459.42x = 1,297,842,582,111.33
5. Step 5: Solve for x
   x = 1,297,842,582,111.33/1,317,459.42
6. Step 6: Final answer
   x = 985,110.10