Finding the Fourth Proportional to 51,061.14, 70,445.03 and 31,671.07

Step by Step Solution

1. Step 1: Write the proportion equation
   51,061.14 : 70,445.03 = 31,671.07 : x
2. Step 2: Convert to fraction form
   51,061.14/70,445.03 = 31,671.07/x
3. Step 3: Cross multiply
   51,061.14x = 70,445.03 × 31,671.07
4. Step 4: Simplify right side
   51,061.14x = 2,231,069,141.81
5. Step 5: Solve for x
   x = 2,231,069,141.81/51,061.14
6. Step 6: Final answer
   x = 43,694.07