Finding the Fourth Proportional to 101,870.39, 152,814.02 and 31,749.71

Step by Step Solution

1. Step 1: Write the proportion equation
   101,870.39 : 152,814.02 = 31,749.71 : x
2. Step 2: Convert to fraction form
   101,870.39/152,814.02 = 31,749.71/x
3. Step 3: Cross multiply
   101,870.39x = 152,814.02 × 31,749.71
4. Step 4: Simplify right side
   101,870.39x = 4,851,799,896.12
5. Step 5: Solve for x
   x = 4,851,799,896.12/101,870.39
6. Step 6: Final answer
   x = 47,627.19