Finding the Fourth Proportional to 151,593.30, 209,284.29 and 105,110.10

Step by Step Solution

1. Step 1: Write the proportion equation
   151,593.30 : 209,284.29 = 105,110.10 : x
2. Step 2: Convert to fraction form
   151,593.30/209,284.29 = 105,110.10/x
3. Step 3: Cross multiply
   151,593.30x = 209,284.29 × 105,110.10
4. Step 4: Simplify right side
   151,593.30x = 21,997,892,650.33
5. Step 5: Solve for x
   x = 21,997,892,650.33/151,593.30
6. Step 6: Final answer
   x = 145,111.25