Finding the Fourth Proportional to 90,317.01, 134,926.18 and 58,467.61

Step by Step Solution

1. Step 1: Write the proportion equation
   90,317.01 : 134,926.18 = 58,467.61 : x
2. Step 2: Convert to fraction form
   90,317.01/134,926.18 = 58,467.61/x
3. Step 3: Cross multiply
   90,317.01x = 134,926.18 × 58,467.61
4. Step 4: Simplify right side
   90,317.01x = 7,888,811,271.03
5. Step 5: Solve for x
   x = 7,888,811,271.03/90,317.01
6. Step 6: Final answer
   x = 87,345.80