Finding the Fourth Proportional to 501,004.72, 751,500.67 and 121,926.10

Step by Step Solution

1. Step 1: Write the proportion equation
   501,004.72 : 751,500.67 = 121,926.10 : x
2. Step 2: Convert to fraction form
   501,004.72/751,500.67 = 121,926.10/x
3. Step 3: Cross multiply
   501,004.72x = 751,500.67 × 121,926.10
4. Step 4: Simplify right side
   501,004.72x = 91,627,545,840.49
5. Step 5: Solve for x
   x = 91,627,545,840.49/501,004.72
6. Step 6: Final answer
   x = 182,887.59