Finding the Fourth Proportional to 58,136.64, 87,064.70 and 33,100.72

Step by Step Solution

1. Step 1: Write the proportion equation
   58,136.64 : 87,064.70 = 33,100.72 : x
2. Step 2: Convert to fraction form
   58,136.64/87,064.70 = 33,100.72/x
3. Step 3: Cross multiply
   58,136.64x = 87,064.70 × 33,100.72
4. Step 4: Simplify right side
   58,136.64x = 2,881,904,256.58
5. Step 5: Solve for x
   x = 2,881,904,256.58/58,136.64
6. Step 6: Final answer
   x = 49,571.22