Finding the Fourth Proportional to 101,633.72, 152,465.34 and 31,518.68

Step by Step Solution

1. Step 1: Write the proportion equation
   101,633.72 : 152,465.34 = 31,518.68 : x
2. Step 2: Convert to fraction form
   101,633.72/152,465.34 = 31,518.68/x
3. Step 3: Cross multiply
   101,633.72x = 152,465.34 × 31,518.68
4. Step 4: Simplify right side
   101,633.72x = 4,805,506,262.55
5. Step 5: Solve for x
   x = 4,805,506,262.55/101,633.72
6. Step 6: Final answer
   x = 47,282.60