Finding the Fourth Proportional to 263,853,076.96, 363,965,966.72 and 164,561,441.86

Step by Step Solution

1. Step 1: Write the proportion equation
   263,853,076.96 : 363,965,966.72 = 164,561,441.86 : x
2. Step 2: Convert to fraction form
   263,853,076.96/363,965,966.72 = 164,561,441.86/x
3. Step 3: Cross multiply
   263,853,076.96x = 363,965,966.72 × 164,561,441.86
4. Step 4: Simplify right side
   263,853,076.96x = 59,894,764,271,411,984
5. Step 5: Solve for x
   x = 59,894,764,271,411,984/263,853,076.96
6. Step 6: Final answer
   x = 227,000,438.89