Finding the Fourth Proportional to 78,055.67, 117,062.22 and 21,892.29

Step by Step Solution

1. Step 1: Write the proportion equation
   78,055.67 : 117,062.22 = 21,892.29 : x
2. Step 2: Convert to fraction form
   78,055.67/117,062.22 = 21,892.29/x
3. Step 3: Cross multiply
   78,055.67x = 117,062.22 × 21,892.29
4. Step 4: Simplify right side
   78,055.67x = 2,562,760,068.28
5. Step 5: Solve for x
   x = 2,562,760,068.28/78,055.67
6. Step 6: Final answer
   x = 32,832.47