Finding the Fourth Proportional to 88,080.18, 132,118.53 and 21,518.34

Step by Step Solution

1. Step 1: Write the proportion equation
   88,080.18 : 132,118.53 = 21,518.34 : x
2. Step 2: Convert to fraction form
   88,080.18/132,118.53 = 21,518.34/x
3. Step 3: Cross multiply
   88,080.18x = 132,118.53 × 21,518.34
4. Step 4: Simplify right side
   88,080.18x = 2,842,971,448.84
5. Step 5: Solve for x
   x = 2,842,971,448.84/88,080.18
6. Step 6: Final answer
   x = 32,277.08