Finding the Fourth Proportional to 117,111.04, 161,612.28 and 63,394.96

Step by Step Solution

1. Step 1: Write the proportion equation
   117,111.04 : 161,612.28 = 63,394.96 : x
2. Step 2: Convert to fraction form
   117,111.04/161,612.28 = 63,394.96/x
3. Step 3: Cross multiply
   117,111.04x = 161,612.28 × 63,394.96
4. Step 4: Simplify right side
   117,111.04x = 10,245,404,026.11
5. Step 5: Solve for x
   x = 10,245,404,026.11/117,111.04
6. Step 6: Final answer
   x = 87,484.53