Finding the Fourth Proportional to 58,422.32, 80,622.69 and 31,564.74

Step by Step Solution

1. Step 1: Write the proportion equation
   58,422.32 : 80,622.69 = 31,564.74 : x
2. Step 2: Convert to fraction form
   58,422.32/80,622.69 = 31,564.74/x
3. Step 3: Cross multiply
   58,422.32x = 80,622.69 × 31,564.74
4. Step 4: Simplify right side
   58,422.32x = 2,544,834,247.95
5. Step 5: Solve for x
   x = 2,544,834,247.95/58,422.32
6. Step 6: Final answer
   x = 43,559.28