Finding the Fourth Proportional to 168,898.50, 233,087.22 and 93,447

Step by Step Solution

1. Step 1: Write the proportion equation
   168,898.50 : 233,087.22 = 93,447 : x
2. Step 2: Convert to fraction form
   168,898.50/233,087.22 = 93,447/x
3. Step 3: Cross multiply
   168,898.50x = 233,087.22 × 93,447
4. Step 4: Simplify right side
   168,898.50x = 21,781,301,447.34
5. Step 5: Solve for x
   x = 21,781,301,447.34/168,898.50
6. Step 6: Final answer
   x = 128,960.89