Finding the Fourth Proportional to 367,608,929.92, 507,375,601.28 and 219,017,096.96

Step by Step Solution

1. Step 1: Write the proportion equation
   367,608,929.92 : 507,375,601.28 = 219,017,096.96 : x
2. Step 2: Convert to fraction form
   367,608,929.92/507,375,601.28 = 219,017,096.96/x
3. Step 3: Cross multiply
   367,608,929.92x = 507,375,601.28 × 219,017,096.96
4. Step 4: Simplify right side
   367,608,929.92x = 111,123,931,260,680,064
5. Step 5: Solve for x
   x = 111,123,931,260,680,064/367,608,929.92
6. Step 6: Final answer
   x = 302,288,443.55