Finding the Fourth Proportional to 98,664.42, 147,980.15 and 35,471.67

Step by Step Solution

1. Step 1: Write the proportion equation
   98,664.42 : 147,980.15 = 35,471.67 : x
2. Step 2: Convert to fraction form
   98,664.42/147,980.15 = 35,471.67/x
3. Step 3: Cross multiply
   98,664.42x = 147,980.15 × 35,471.67
4. Step 4: Simplify right side
   98,664.42x = 5,249,103,047.35
5. Step 5: Solve for x
   x = 5,249,103,047.35/98,664.42
6. Step 6: Final answer
   x = 53,201.58