Finding the Fourth Proportional to 337,914.71, 507,046.79 and 148,507.98

Step by Step Solution

1. Step 1: Write the proportion equation
   337,914.71 : 507,046.79 = 148,507.98 : x
2. Step 2: Convert to fraction form
   337,914.71/507,046.79 = 148,507.98/x
3. Step 3: Cross multiply
   337,914.71x = 507,046.79 × 148,507.98
4. Step 4: Simplify right side
   337,914.71x = 75,300,493,018.23
5. Step 5: Solve for x
   x = 75,300,493,018.23/337,914.71
6. Step 6: Final answer
   x = 222,838.76