Finding the Fourth Proportional to 117,061.30, 161,544.73 and 63,346.32

Step by Step Solution

1. Step 1: Write the proportion equation
   117,061.30 : 161,544.73 = 63,346.32 : x
2. Step 2: Convert to fraction form
   117,061.30/161,544.73 = 63,346.32/x
3. Step 3: Cross multiply
   117,061.30x = 161,544.73 × 63,346.32
4. Step 4: Simplify right side
   117,061.30x = 10,233,263,439.79
5. Step 5: Solve for x
   x = 10,233,263,439.79/117,061.30
6. Step 6: Final answer
   x = 87,417.99