Finding the Fourth Proportional to 942,778.98, 1,301,016.42 and 513,066.42

Step by Step Solution

1. Step 1: Write the proportion equation
   942,778.98 : 1,301,016.42 = 513,066.42 : x
2. Step 2: Convert to fraction form
   942,778.98/1,301,016.42 = 513,066.42/x
3. Step 3: Cross multiply
   942,778.98x = 1,301,016.42 × 513,066.42
4. Step 4: Simplify right side
   942,778.98x = 667,507,836,970.62
5. Step 5: Solve for x
   x = 667,507,836,970.62/942,778.98
6. Step 6: Final answer
   x = 708,021.55