Finding the Fourth Proportional to 117,300.96, 161,874.72 and 63,587.16

Step by Step Solution

1. Step 1: Write the proportion equation
   117,300.96 : 161,874.72 = 63,587.16 : x
2. Step 2: Convert to fraction form
   117,300.96/161,874.72 = 63,587.16/x
3. Step 3: Cross multiply
   117,300.96x = 161,874.72 × 63,587.16
4. Step 4: Simplify right side
   117,300.96x = 10,293,153,720.60
5. Step 5: Solve for x
   x = 10,293,153,720.60/117,300.96
6. Step 6: Final answer
   x = 87,749.95