Finding the Fourth Proportional to 497,064, 745,601.76 and 123,090.24

Step by Step Solution

1. Step 1: Write the proportion equation
   497,064 : 745,601.76 = 123,090.24 : x
2. Step 2: Convert to fraction form
   497,064/745,601.76 = 123,090.24/x
3. Step 3: Cross multiply
   497,064x = 745,601.76 × 123,090.24
4. Step 4: Simplify right side
   497,064x = 91,776,299,582.82
5. Step 5: Solve for x
   x = 91,776,299,582.82/497,064
6. Step 6: Final answer
   x = 184,636.79