Finding the Fourth Proportional to 116,783.99, 161,161.90 and 63,069.02

Step by Step Solution

1. Step 1: Write the proportion equation
   116,783.99 : 161,161.90 = 63,069.02 : x
2. Step 2: Convert to fraction form
   116,783.99/161,161.90 = 63,069.02/x
3. Step 3: Cross multiply
   116,783.99x = 161,161.90 × 63,069.02
4. Step 4: Simplify right side
   116,783.99x = 10,164,322,130.86
5. Step 5: Solve for x
   x = 10,164,322,130.86/116,783.99
6. Step 6: Final answer
   x = 87,035.24