Finding the Fourth Proportional to 58,796.56, 88,200.68 and 18,805.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,796.56 : 88,200.68 = 18,805.50 : x
2. Step 2: Convert to fraction form
   58,796.56/88,200.68 = 18,805.50/x
3. Step 3: Cross multiply
   58,796.56x = 88,200.68 × 18,805.50
4. Step 4: Simplify right side
   58,796.56x = 1,658,657,793.71
5. Step 5: Solve for x
   x = 1,658,657,793.71/58,796.56
6. Step 6: Final answer
   x = 28,210.12