Finding the Fourth Proportional to 219,402.07, 329,222.18 and 93,113.35

Step by Step Solution

1. Step 1: Write the proportion equation
   219,402.07 : 329,222.18 = 93,113.35 : x
2. Step 2: Convert to fraction form
   219,402.07/329,222.18 = 93,113.35/x
3. Step 3: Cross multiply
   219,402.07x = 329,222.18 × 93,113.35
4. Step 4: Simplify right side
   219,402.07x = 30,654,979,608.54
5. Step 5: Solve for x
   x = 30,654,979,608.54/219,402.07
6. Step 6: Final answer
   x = 139,720.56