Finding the Fourth Proportional to 98,643.12, 147,978.72 and 32,061.84

Step by Step Solution

1. Step 1: Write the proportion equation
   98,643.12 : 147,978.72 = 32,061.84 : x
2. Step 2: Convert to fraction form
   98,643.12/147,978.72 = 32,061.84/x
3. Step 3: Cross multiply
   98,643.12x = 147,978.72 × 32,061.84
4. Step 4: Simplify right side
   98,643.12x = 4,744,470,044.04
5. Step 5: Solve for x
   x = 4,744,470,044.04/98,643.12
6. Step 6: Final answer
   x = 48,097.32