Finding the Fourth Proportional to 98,986.29, 148,464.69 and 32,428.89

Step by Step Solution

1. Step 1: Write the proportion equation
   98,986.29 : 148,464.69 = 32,428.89 : x
2. Step 2: Convert to fraction form
   98,986.29/148,464.69 = 32,428.89/x
3. Step 3: Cross multiply
   98,986.29x = 148,464.69 × 32,428.89
4. Step 4: Simplify right side
   98,986.29x = 4,814,545,100.89
5. Step 5: Solve for x
   x = 4,814,545,100.89/98,986.29
6. Step 6: Final answer
   x = 48,638.50