Finding the Fourth Proportional to 101,516.47, 152,289.29 and 31,401.25

Step by Step Solution

1. Step 1: Write the proportion equation
   101,516.47 : 152,289.29 = 31,401.25 : x
2. Step 2: Convert to fraction form
   101,516.47/152,289.29 = 31,401.25/x
3. Step 3: Cross multiply
   101,516.47x = 152,289.29 × 31,401.25
4. Step 4: Simplify right side
   101,516.47x = 4,782,074,067.61
5. Step 5: Solve for x
   x = 4,782,074,067.61/101,516.47
6. Step 6: Final answer
   x = 47,106.39