Finding the Fourth Proportional to 58,636.29, 80,926.25 and 43,575.15

Step by Step Solution

1. Step 1: Write the proportion equation
   58,636.29 : 80,926.25 = 43,575.15 : x
2. Step 2: Convert to fraction form
   58,636.29/80,926.25 = 43,575.15/x
3. Step 3: Cross multiply
   58,636.29x = 80,926.25 × 43,575.15
4. Step 4: Simplify right side
   58,636.29x = 3,526,373,264.81
5. Step 5: Solve for x
   x = 3,526,373,264.81/58,636.29
6. Step 6: Final answer
   x = 60,139.77