Finding the Fourth Proportional to 102,483.98, 153,748.72 and 31,416.48

Step by Step Solution

1. Step 1: Write the proportion equation
   102,483.98 : 153,748.72 = 31,416.48 : x
2. Step 2: Convert to fraction form
   102,483.98/153,748.72 = 31,416.48/x
3. Step 3: Cross multiply
   102,483.98x = 153,748.72 × 31,416.48
4. Step 4: Simplify right side
   102,483.98x = 4,830,243,586.91
5. Step 5: Solve for x
   x = 4,830,243,586.91/102,483.98
6. Step 6: Final answer
   x = 47,131.69