Finding the Fourth Proportional to 101,981.43, 153,048.74 and 52,103.25

Step by Step Solution

1. Step 1: Write the proportion equation
   101,981.43 : 153,048.74 = 52,103.25 : x
2. Step 2: Convert to fraction form
   101,981.43/153,048.74 = 52,103.25/x
3. Step 3: Cross multiply
   101,981.43x = 153,048.74 × 52,103.25
4. Step 4: Simplify right side
   101,981.43x = 7,974,336,501.89
5. Step 5: Solve for x
   x = 7,974,336,501.89/101,981.43
6. Step 6: Final answer
   x = 78,194.01