Finding the Fourth Proportional to 58,685.56, 80,985.67 and 31,828.14

Step by Step Solution

1. Step 1: Write the proportion equation
   58,685.56 : 80,985.67 = 31,828.14 : x
2. Step 2: Convert to fraction form
   58,685.56/80,985.67 = 31,828.14/x
3. Step 3: Cross multiply
   58,685.56x = 80,985.67 × 31,828.14
4. Step 4: Simplify right side
   58,685.56x = 2,577,623,342.22
5. Step 5: Solve for x
   x = 2,577,623,342.22/58,685.56
6. Step 6: Final answer
   x = 43,922.61