Finding the Fourth Proportional to 98,003.31, 147,039.53 and 35,680.11

Step by Step Solution

1. Step 1: Write the proportion equation
   98,003.31 : 147,039.53 = 35,680.11 : x
2. Step 2: Convert to fraction form
   98,003.31/147,039.53 = 35,680.11/x
3. Step 3: Cross multiply
   98,003.31x = 147,039.53 × 35,680.11
4. Step 4: Simplify right side
   98,003.31x = 5,246,386,426.35
5. Step 5: Solve for x
   x = 5,246,386,426.35/98,003.31
6. Step 6: Final answer
   x = 53,532.75