Finding the Fourth Proportional to 58,711.02, 80,967.72 and 49,655.34

Step by Step Solution

1. Step 1: Write the proportion equation
   58,711.02 : 80,967.72 = 49,655.34 : x
2. Step 2: Convert to fraction form
   58,711.02/80,967.72 = 49,655.34/x
3. Step 3: Cross multiply
   58,711.02x = 80,967.72 × 49,655.34
4. Step 4: Simplify right side
   58,711.02x = 4,020,479,665.62
5. Step 5: Solve for x
   x = 4,020,479,665.62/58,711.02
6. Step 6: Final answer
   x = 68,479.13