Finding the Fourth Proportional to 102,104.07, 153,023.00 and 52,142.06

Step by Step Solution

1. Step 1: Write the proportion equation
   102,104.07 : 153,023.00 = 52,142.06 : x
2. Step 2: Convert to fraction form
   102,104.07/153,023.00 = 52,142.06/x
3. Step 3: Cross multiply
   102,104.07x = 153,023.00 × 52,142.06
4. Step 4: Simplify right side
   102,104.07x = 7,978,933,421.55
5. Step 5: Solve for x
   x = 7,978,933,421.55/102,104.07
6. Step 6: Final answer
   x = 78,145.11