Finding the Fourth Proportional to 102,300.48, 153,447.12 and 35,740.32

Step by Step Solution

1. Step 1: Write the proportion equation
   102,300.48 : 153,447.12 = 35,740.32 : x
2. Step 2: Convert to fraction form
   102,300.48/153,447.12 = 35,740.32/x
3. Step 3: Cross multiply
   102,300.48x = 153,447.12 × 35,740.32
4. Step 4: Simplify right side
   102,300.48x = 5,484,249,171.88
5. Step 5: Solve for x
   x = 5,484,249,171.88/102,300.48
6. Step 6: Final answer
   x = 53,609.22