Finding the Fourth Proportional to 53,084.69, 79,654.86 and 21,498.11

Step by Step Solution

1. Step 1: Write the proportion equation
   53,084.69 : 79,654.86 = 21,498.11 : x
2. Step 2: Convert to fraction form
   53,084.69/79,654.86 = 21,498.11/x
3. Step 3: Cross multiply
   53,084.69x = 79,654.86 × 21,498.11
4. Step 4: Simplify right side
   53,084.69x = 1,712,428,544.04
5. Step 5: Solve for x
   x = 1,712,428,544.04/53,084.69
6. Step 6: Final answer
   x = 32,258.43