Finding the Fourth Proportional to 432,357.94, 648,930.47 and 230,123.82

Step by Step Solution

1. Step 1: Write the proportion equation
   432,357.94 : 648,930.47 = 230,123.82 : x
2. Step 2: Convert to fraction form
   432,357.94/648,930.47 = 230,123.82/x
3. Step 3: Cross multiply
   432,357.94x = 648,930.47 × 230,123.82
4. Step 4: Simplify right side
   432,357.94x = 149,334,359,953.67
5. Step 5: Solve for x
   x = 149,334,359,953.67/432,357.94
6. Step 6: Final answer
   x = 345,395.21