Finding the Fourth Proportional to 101,264.58, 151,899.30 and 31,144.50

Step by Step Solution

1. Step 1: Write the proportion equation
   101,264.58 : 151,899.30 = 31,144.50 : x
2. Step 2: Convert to fraction form
   101,264.58/151,899.30 = 31,144.50/x
3. Step 3: Cross multiply
   101,264.58x = 151,899.30 × 31,144.50
4. Step 4: Simplify right side
   101,264.58x = 4,730,827,748.85
5. Step 5: Solve for x
   x = 4,730,827,748.85/101,264.58
6. Step 6: Final answer
   x = 46,717.50