Finding the Fourth Proportional to 323,538.42, 485,308.82 and 98,897.98

Step by Step Solution

1. Step 1: Write the proportion equation
   323,538.42 : 485,308.82 = 98,897.98 : x
2. Step 2: Convert to fraction form
   323,538.42/485,308.82 = 98,897.98/x
3. Step 3: Cross multiply
   323,538.42x = 485,308.82 × 98,897.98
4. Step 4: Simplify right side
   323,538.42x = 47,996,062,828.06
5. Step 5: Solve for x
   x = 47,996,062,828.06/323,538.42
6. Step 6: Final answer
   x = 148,347.34