Finding the Fourth Proportional to 173,123.30, 259,528.21 and 67,914.02

Step by Step Solution

1. Step 1: Write the proportion equation
   173,123.30 : 259,528.21 = 67,914.02 : x
2. Step 2: Convert to fraction form
   173,123.30/259,528.21 = 67,914.02/x
3. Step 3: Cross multiply
   173,123.30x = 259,528.21 × 67,914.02
4. Step 4: Simplify right side
   173,123.30x = 17,625,604,044.50
5. Step 5: Solve for x
   x = 17,625,604,044.50/173,123.30
6. Step 6: Final answer
   x = 101,809.54