Finding the Fourth Proportional to 173,109.30, 259,507.22 and 67,900.02

Step by Step Solution

1. Step 1: Write the proportion equation
   173,109.30 : 259,507.22 = 67,900.02 : x
2. Step 2: Convert to fraction form
   173,109.30/259,507.22 = 67,900.02/x
3. Step 3: Cross multiply
   173,109.30x = 259,507.22 × 67,900.02
4. Step 4: Simplify right side
   173,109.30x = 17,620,545,088.64
5. Step 5: Solve for x
   x = 17,620,545,088.64/173,109.30
6. Step 6: Final answer
   x = 101,788.55