Finding the Fourth Proportional to 45,831.17, 68,602.93 and 31,516.10

Step by Step Solution

1. Step 1: Write the proportion equation
   45,831.17 : 68,602.93 = 31,516.10 : x
2. Step 2: Convert to fraction form
   45,831.17/68,602.93 = 31,516.10/x
3. Step 3: Cross multiply
   45,831.17x = 68,602.93 × 31,516.10
4. Step 4: Simplify right side
   45,831.17x = 2,162,097,200.80
5. Step 5: Solve for x
   x = 2,162,097,200.80/45,831.17
6. Step 6: Final answer
   x = 47,175.26