Finding the Fourth Proportional to 58,815.12, 88,200.58 and 21,365.94

Step by Step Solution

1. Step 1: Write the proportion equation
   58,815.12 : 88,200.58 = 21,365.94 : x
2. Step 2: Convert to fraction form
   58,815.12/88,200.58 = 21,365.94/x
3. Step 3: Cross multiply
   58,815.12x = 88,200.58 × 21,365.94
4. Step 4: Simplify right side
   58,815.12x = 1,884,488,300.25
5. Step 5: Solve for x
   x = 1,884,488,300.25/58,815.12
6. Step 6: Final answer
   x = 32,040.88