Finding the Fourth Proportional to 190,111.18, 262,383.98 and 108,466.07

Step by Step Solution

1. Step 1: Write the proportion equation
   190,111.18 : 262,383.98 = 108,466.07 : x
2. Step 2: Convert to fraction form
   190,111.18/262,383.98 = 108,466.07/x
3. Step 3: Cross multiply
   190,111.18x = 262,383.98 × 108,466.07
4. Step 4: Simplify right side
   190,111.18x = 28,459,757,897.43
5. Step 5: Solve for x
   x = 28,459,757,897.43/190,111.18
6. Step 6: Final answer
   x = 149,700.60