Finding the Fourth Proportional to 219,096.34, 328,652.71 and 61,320.69

Step by Step Solution

1. Step 1: Write the proportion equation
   219,096.34 : 328,652.71 = 61,320.69 : x
2. Step 2: Convert to fraction form
   219,096.34/328,652.71 = 61,320.69/x
3. Step 3: Cross multiply
   219,096.34x = 328,652.71 × 61,320.69
4. Step 4: Simplify right side
   219,096.34x = 20,153,210,794.27
5. Step 5: Solve for x
   x = 20,153,210,794.27/219,096.34
6. Step 6: Final answer
   x = 91,983.33