Finding the Fourth Proportional to 116,781.07, 161,157.88 and 63,066.09

Step by Step Solution

1. Step 1: Write the proportion equation
   116,781.07 : 161,157.88 = 63,066.09 : x
2. Step 2: Convert to fraction form
   116,781.07/161,157.88 = 63,066.09/x
3. Step 3: Cross multiply
   116,781.07x = 161,157.88 × 63,066.09
4. Step 4: Simplify right side
   116,781.07x = 10,163,597,759.27
5. Step 5: Solve for x
   x = 10,163,597,759.27/116,781.07
6. Step 6: Final answer
   x = 87,031.21