Finding the Fourth Proportional to 58,140.32, 80,222.72 and 34,274.48

Step by Step Solution

1. Step 1: Write the proportion equation
   58,140.32 : 80,222.72 = 34,274.48 : x
2. Step 2: Convert to fraction form
   58,140.32/80,222.72 = 34,274.48/x
3. Step 3: Cross multiply
   58,140.32x = 80,222.72 × 34,274.48
4. Step 4: Simplify right side
   58,140.32x = 2,749,592,012.19
5. Step 5: Solve for x
   x = 2,749,592,012.19/58,140.32
6. Step 6: Final answer
   x = 47,292.34