Finding the Fourth Proportional to 58,681.76, 80,985.12 and 33,530.72

Step by Step Solution

1. Step 1: Write the proportion equation
   58,681.76 : 80,985.12 = 33,530.72 : x
2. Step 2: Convert to fraction form
   58,681.76/80,985.12 = 33,530.72/x
3. Step 3: Cross multiply
   58,681.76x = 80,985.12 × 33,530.72
4. Step 4: Simplify right side
   58,681.76x = 2,715,489,382.89
5. Step 5: Solve for x
   x = 2,715,489,382.89/58,681.76
6. Step 6: Final answer
   x = 46,274.85