Finding the Fourth Proportional to 283,900,842.72, 426,001,300.58 and 201,435,540.10

Step by Step Solution

1. Step 1: Write the proportion equation
   283,900,842.72 : 426,001,300.58 = 201,435,540.10 : x
2. Step 2: Convert to fraction form
   283,900,842.72/426,001,300.58 = 201,435,540.10/x
3. Step 3: Cross multiply
   283,900,842.72x = 426,001,300.58 × 201,435,540.10
4. Step 4: Simplify right side
   283,900,842.72x = 85,811,802,065,073,328
5. Step 5: Solve for x
   x = 85,811,802,065,073,328/283,900,842.72
6. Step 6: Final answer
   x = 302,259,765.22