Finding the Fourth Proportional to 1,317,460.42, 1,818,096.60 and 713,848.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,460.42 : 1,818,096.60 = 713,848.42 : x
2. Step 2: Convert to fraction form
   1,317,460.42/1,818,096.60 = 713,848.42/x
3. Step 3: Cross multiply
   1,317,460.42x = 1,818,096.60 × 713,848.42
4. Step 4: Simplify right side
   1,317,460.42x = 1,297,845,385,317.37
5. Step 5: Solve for x
   x = 1,297,845,385,317.37/1,317,460.42
6. Step 6: Final answer
   x = 985,111.48