Finding the Fourth Proportional to 495,056, 742,598.58 and 121,079

Step by Step Solution

1. Step 1: Write the proportion equation
   495,056 : 742,598.58 = 121,079 : x
2. Step 2: Convert to fraction form
   495,056/742,598.58 = 121,079/x
3. Step 3: Cross multiply
   495,056x = 742,598.58 × 121,079
4. Step 4: Simplify right side
   495,056x = 89,913,093,467.82
5. Step 5: Solve for x
   x = 89,913,093,467.82/495,056
6. Step 6: Final answer
   x = 181,622.07