Finding the Fourth Proportional to 367,914.69, 507,861.02 and 215,002.69

Step by Step Solution

1. Step 1: Write the proportion equation
   367,914.69 : 507,861.02 = 215,002.69 : x
2. Step 2: Convert to fraction form
   367,914.69/507,861.02 = 215,002.69/x
3. Step 3: Cross multiply
   367,914.69x = 507,861.02 × 215,002.69
4. Step 4: Simplify right side
   367,914.69x = 109,191,484,714.00
5. Step 5: Solve for x
   x = 109,191,484,714.00/367,914.69
6. Step 6: Final answer
   x = 296,784.79