Finding the Fourth Proportional to 367,608,933.92, 507,375,606.80 and 219,017,100.96

Step by Step Solution

1. Step 1: Write the proportion equation
   367,608,933.92 : 507,375,606.80 = 219,017,100.96 : x
2. Step 2: Convert to fraction form
   367,608,933.92/507,375,606.80 = 219,017,100.96/x
3. Step 3: Cross multiply
   367,608,933.92x = 507,375,606.80 × 219,017,100.96
4. Step 4: Simplify right side
   367,608,933.92x = 111,123,934,499,156,864
5. Step 5: Solve for x
   x = 111,123,934,499,156,864/367,608,933.92
6. Step 6: Final answer
   x = 302,288,449.07