Finding the Fourth Proportional to 269,897.72, 404,564.34 and 92,345.08

Step by Step Solution

1. Step 1: Write the proportion equation
   269,897.72 : 404,564.34 = 92,345.08 : x
2. Step 2: Convert to fraction form
   269,897.72/404,564.34 = 92,345.08/x
3. Step 3: Cross multiply
   269,897.72x = 404,564.34 × 92,345.08
4. Step 4: Simplify right side
   269,897.72x = 37,359,526,342.45
5. Step 5: Solve for x
   x = 37,359,526,342.45/269,897.72
6. Step 6: Final answer
   x = 138,421.05